diff --git a/src/main/java/com/example/jerseyexercise/resources/HIwatani.java b/src/main/java/com/example/jerseyexercise/resources/HIwatani.java
deleted file mode 100644
index 40db6b7..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/HIwatani.java
+++ /dev/null
@@ -1,55 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("hiwatani")
-@Component
-public class HIwatani {
-    String name = "noname";
-    ArrayList<String> tweetList = new ArrayList<>();
-
-    @GET
-    public String getHelloWorld(){
-        return "Hello World!!";
-    }
-    @GET
-    @Path("/name")
-    public String getName(){
-        return name;
-    }
-
-    @PUT
-    @Path("/name")
-    public void setName(@FormParam("name") String newName){
-        name = newName;
-    }
-
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-    public void tweet(@FormParam("tweet")String tweet) {
-        tweetList.add(tweet);
-        //ArrayListのメソッド：
-        //      add(x):     ---リストの末尾にｘを追加
-        //      get(idx):   ---リストのidx番目の要素を取得
-        //      size():     ---リストに入っている要素の数を取得
-        //      remove(idx):---リストのidx番目の要素を削除
-    }
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON)
-    public ArrayList<String> getTweets() {
-        return tweetList;
-    }
-    @GET
-    @Path("/tweets/{no}")
-    @Produces(MediaType.APPLICATION_JSON)
-    public String getTweet(@PathParam("no") int n){
-        String t = tweetList.get(n);
-        return t;
-    }
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/HNishimura.java b/src/main/java/com/example/jerseyexercise/resources/HNishimura.java
deleted file mode 100644
index 269ab7c..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/HNishimura.java
+++ /dev/null
@@ -1,58 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("hnishimura")
-@Component
-public class HNishimura {
-    String name = "noname";
-    ArrayList<String> tweetList = new ArrayList<>();
-
-    @GET
-    public String getHelloWorld() {
-        return "Hello World!!";
-    }
-
-    @GET
-    @Path("/name")
-    public String getName() {
-        return name;
-    }
-
-    @PUT
-    @Path("/name")
-    public void setName(@FormParam("name") String newName) {
-        name = newName;
-    }
-
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-    public void tweet(@FormParam("tweet") String tweet) {
-        tweetList.add(tweet);
-    }
-
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON)
-    public ArrayList<String> getTweets() {
-        return tweetList;
-    }
-
-    @GET
-    @Path("/tweets/{no}")
-    public String getTweet(@PathParam("no") int n) {
-        int s = tweetList.size();
-        if(n <= s-1 && 0 <= n) {
-            String t = tweetList.get(n);
-            return t;
-        }
-        else {
-            return "koko niha naiyo";
-        }
-    }
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/NNitta.java b/src/main/java/com/example/jerseyexercise/resources/NNitta.java
deleted file mode 100644
index 86e8575..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/NNitta.java
+++ /dev/null
@@ -1,54 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("nnitta")
-@Component
-public class NNitta {
-    String name = "noname";
-    ArrayList<String> tweetList = new ArrayList<>();
-
-    @GET
-    public String getHelloWorld() {
-        return "Hello World!!";
-    }
-
-    @GET
-    @Path("/name")
-    public String getName() {
-        return name;
-    }
-
-    @PUT
-    @Path("/name")
-    public void setName(@FormParam("name") String newName)  {
-        name = newName;
-    }
-
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-    public void tweet(@FormParam("tweet") String tweet) {
-        tweetList.add(tweet);
-    }
-
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON)
-    public ArrayList<String> getTweets() {
-        return tweetList;
-    }
-
-    @GET
-    @Path("/tweets/{no}")
-    @Produces(MediaType.APPLICATION_JSON)
-    public String getTweet(@PathParam("no") int n) {
-        String t = tweetList.get(n);
-        return t;
-    }
-
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/SHatai.java b/src/main/java/com/example/jerseyexercise/resources/SHatai.java
deleted file mode 100644
index 99a5425..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/SHatai.java
+++ /dev/null
@@ -1,51 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("shatai")
-@Component
-public class SHatai {
-    String name = "hatai";
-    ArrayList<String> tweetList = new ArrayList<>(); //左側はインスタンス add(x), get(idx), size(), remove(idx)
-    @GET
-    //@Produces(MediaType.TEXT_PLAIN)
-    public String getHelloWorld() {
-        return "Hello World!";
-    }
-    //ここから下に子メソットを書いていく
-    @GET
-    @Path("/name")
-    public String getName() {
-        return name;
-    }
-    @PUT
-    @Path("/name")
-    public void setName(@FormParam("name") String newName) {
-        name = newName;
-    }
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED) //送ったパラメーターが消費される　post manのリクエストbodyと対応
-    public void tweet(@FormParam("tweet") String tweet) {
-        tweetList.add(tweet);
-    }
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON) //戻り値をどういう形で返すのか　引数がvoidまたはstring以外なのでつけることができる
-    public ArrayList<String> getTweets() {
-        return tweetList;
-    }
-
-    @GET
-    @Path("/tweets/{no}")// {} ← これはパスパラメーター
-    @Produces(MediaType.APPLICATION_JSON)
-    public String getTweet(@PathParam("no") int n) {
-        String t = tweetList.get(n);
-        return t;
-    }
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/SRana.java b/src/main/java/com/example/jerseyexercise/resources/SRana.java
deleted file mode 100644
index 0375833..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/SRana.java
+++ /dev/null
@@ -1,65 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("srana")
-@Component//Jerseyの場合必須
-
-public class SRana {
-    String name = "noname";
-
-    ArrayList<String> tweetList = new ArrayList<>();
-    //                                          ↑の<>中にJerseyはいっているが省略できる
-
-    //Jerseyの場合getメソッドと定義する必要がある
-    @GET//myaccountのGET
-    public String getMyAccount() {
-        return "Hello World!!";//localhost:8080/myaccount(URL)のwebページにHello World!!が表示される
-    }
-    @GET//myaccount/nameのGET
-    @Path("/name")//親リソースの続きの子リソース
-    public String getName() {
-        return name;
-    }
-
-    //置き換え、入れ替えをするときPUTを使う
-    @PUT
-    @Path("/name")//←URLのname　　　↓パラメータのname(Keyのnameと一致)
-    public void setName(@FormParam("name") String newName) { //nameをPostmanでPUTすることで変更できる。引数はnewName。
-        name = newName;//nonameが上書きされる
-        ArrayList<String> tweetList = new ArrayList<>();
-    }
-
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-    public void tweet(@FormParam("tweet")String tweet) {
-        //tweets = tweet ←これだと最新のツイートしか見れない(過去のが残らない)
-        tweetList.add(tweet);
-        //ArrayList　のメソッド:
-        //      add(x) --- リストの末尾にxを追加
-        //      get(idx) --- リストのidx番目の要素を取得
-        //      size() --- リストに入っている要素の数を取得
-        //      remove(idx) --- リストのidx番目の要素を削除
-    }
-
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON)
-    public ArrayList<String> getTweets() {
-        return tweetList;//このtweetListはArrayList
-    }
-
-    @GET
-    @Path("/tweets/{no}")
-    @Produces(MediaType.APPLICATION_JSON)
-    public String getTweet(@PathParam("no") int n) {
-        String t = tweetList.get(n);
-        return t;
-    }
-
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/SYamagiwa.java b/src/main/java/com/example/jerseyexercise/resources/SYamagiwa.java
deleted file mode 100644
index 52abc55..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/SYamagiwa.java
+++ /dev/null
@@ -1,152 +0,0 @@
-/**
- * The MIT License (MIT)
- * <p>
- * Copyright @ 2024, Shohei Yamagiwa
- * </p>
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the “Software”), to deal
- * in the Software without restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
- * <p>
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- * </p>
- * THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import org.springframework.http.MediaType;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * {@link SYamagiwa} represents my account resource
- *
- * @author Shohei Yamagiwa
- * @since 1.0
- */
-@Path("/s-yamagiwa")
-public class SYamagiwa {
-    /**
-     * First name of the account.
-     */
-    private String firstName = "Shohei";
-
-    /**
-     * Last name of the account.
-     */
-    private String lastName = "Yamagiwa";
-
-    /**
-     * All posts of the account
-     */
-    private final List<String> posts = new ArrayList<>();
-
-    /**
-     * Returns the full-name of the account.
-     *
-     * @return The name of the account
-     * @since 1.0
-     */
-    @GET()
-    @Path("/name")
-    public String getFullName() {
-        return firstName + " " + lastName;
-    }
-
-    /**
-     * Returns the first-name of the account.
-     *
-     * @return The first name of the account
-     * @since 1.0
-     */
-    @GET()
-    @Path("/first-name")
-    public String getFirstName() {
-        return firstName;
-    }
-
-    /**
-     * Returns the last-name of the account.
-     *
-     * @return The last name of the account
-     * @since 1.0
-     */
-    @GET()
-    @Path("/last-name")
-    public String getLastName() {
-        return lastName;
-    }
-
-    /**
-     * Update the first name of the account.
-     *
-     * @param firstName The first name of the account.
-     * @since 1.0
-     */
-    @PUT
-    @Path("/first-name")
-    public void setFirstName(@FormParam("firstName") String firstName) {
-        this.firstName = firstName;
-    }
-
-    /**
-     * Update the last name of the account.
-     *
-     * @param lastName The last name of the account.
-     * @since 1.0
-     */
-    @PUT
-    @Path("/last-name")
-    public void setLastName(@FormParam("lastName") String lastName) {
-        this.lastName = lastName;
-    }
-
-    /**
-     * Returns all posts of the account.
-     *
-     * @return All posts of the account.
-     * @since 1.0
-     */
-    @GET
-    @Path("/posts")
-    @Produces(MediaType.APPLICATION_JSON_VALUE)
-    public List<String> getPosts() {
-        return posts;
-    }
-
-    /**
-     * Add new post of the account.
-     *
-     * @since 1.0
-     */
-    @POST
-    @Path("/posts")
-    public void addPost(@FormParam("content") String tweet) {
-        posts.add(tweet);
-    }
-
-    /**
-     * Get the post of the account with given id.
-     *
-     * @return Specified post of the account.
-     * @since 1.0
-     */
-    @GET
-    @Path("/posts/{id}")
-    @Produces(MediaType.TEXT_PLAIN_VALUE)
-    public String getPost(@PathParam("id") int id) {
-        if (id >= posts.size()) {
-            return "The requested resource does not exist on the server!";
-        }
-        return posts.get(id);
-    }
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/Yyoshimura.java b/src/main/java/com/example/jerseyexercise/resources/Yyoshimura.java
deleted file mode 100644
index 2e18245..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/Yyoshimura.java
+++ /dev/null
@@ -1,60 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("Yyoshimura")
-@Component
-public class Yyoshimura {
-        String name = "noname";
-        ArrayList<String> tweetList = new ArrayList<>();
-
-        @GET
-        public String getHelloWorld() {
-        return "Hello World!!";
-    }
-
-
-        @GET
-        @Path("/name")
-        public String getName() {
-        return name;
-    }
-
-        @PUT
-        @Path("/name")
-        public void setName(@FormParam("name") String newName) {
-        name = newName;
-    }
-
-        @POST
-        @Path("/tweets")
-        @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-        public void tweet(@FormParam("tweet") String tweet){
-        tweetList.add(tweet);
-        //ArrayList;
-        //      add(x) --- リストの末尾にxを追加
-        //      get(idx) --- リストのidx番目の要素を取得
-        //      size() --- リストに入っている要素の数を取得
-        //      remove(idx) --- リストの idx 番目の要素を削除
-    }
-
-        @GET
-        @Path("/tweets")
-        @Produces(MediaType.APPLICATION_JSON)
-        public ArrayList<String> getTweets(){
-        return tweetList;
-    }
-
-        @GET
-        @Path("/tweets/{no}")
-        @FormParam(MediaType.APPLICATION_JSON)
-        public String getTweet(@PathParam("no") int n){
-        String t;
-        t = tweetList.get(n);
-        return t;
-    }
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/himatsumto.java b/src/main/java/com/example/jerseyexercise/resources/himatsumto.java
deleted file mode 100644
index 105a72f..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/himatsumto.java
+++ /dev/null
@@ -1,60 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("himatsumoto")
-@Component
-public class himatsumto {
-
-    //Hellllllllllllllllllllllllllllllllllooooooooooooooooooooooooooooooo Hirokiですうううう
-    String name = "noname";
-    ArrayList<String> tweetList = new ArrayList<>();
-
-    @GET
-    public String getHelloWorld() {
-        return "Hello World!!";
-    }
-
-    @GET
-    @Path("/name")
-    public String getName() {
-        return name;
-    }
-
-    @PUT
-    @Path("/name")
-    public void setName(@FormParam("name") String newName)  {
-        name = newName;
-    }
-
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-    public void tweet(@FormParam("tweet") String tweet) {
-        tweetList.add(tweet);
-        // ArrayList のメソッド:
-        //      add(x) --- リストの末尾に x を追加
-        //      get(idx) --- リストの idx 番目の要素を取得
-        //      size() --- リストに入っている要素の数を取得
-        //      remove(idx) --- リストの idx 番目の要素を削除
-    }
-
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON)
-    public ArrayList<String> getTweets() {
-        return tweetList;
-    }
-
-    @GET
-    @Path("/tweets/{no}")
-    @Produces(MediaType.APPLICATION_JSON)
-    public String getTweet(@PathParam("no") int n) {
-        String t = tweetList.get(n);
-        return t;
-    }
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/natty.java b/src/main/java/com/example/jerseyexercise/resources/natty.java
deleted file mode 100644
index 291a21a..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/natty.java
+++ /dev/null
@@ -1,58 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("natty")//クラス名MyAccountと全く違うものでも良い@はアノテーションっていうプログラムの目印
-@Component//ジャージでする時は絶対につける
-public class natty {
-    String name = "NoName";
-    ArrayList<String> tweetList = new ArrayList<>();//AllayListのStringにしますよってするとストリングがたでリストを作れるArrayList<String>はクラスで宣言するだけじゃなく、右辺でインスタンスを作成しないといけない
-    //ArrayListによく使うメソッドは４つある、
-    // .add(tweet)　listの末尾にtweetを追加
-    // .get(index)　listのindex番目の要素を取得
-    // .size() listにいくつ要素が入っているのか取得
-    //remove(index) listのindex番目の要素を削除
-
-    @GET//下にあるメソッドがGETメソッドっていうことが分かる
-    public String getHelloWorld(){
-        return "Hello World!!";
-    }
-
-    @GET//myaccount/name のget
-    @Path("/name")//myaccountの子リソースができる
-    public String getName(){
-        return name;
-    }
-
-    @PUT
-    @Path("name/")
-    public void setName(@FormParam("name") String newName){
-        name = newName;
-    }//パラーメータがname
-
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED)//引数
-    public void tweet(@FormParam("tweet") String tweet){
-        tweetList.add(tweet);
-    }//tweetをリストに格納していく
-
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON)//戻り値の受け取り方、文字列以外は返せない、
-    public ArrayList<String> getTweets(){
-        return tweetList;
-    }
-
-    @GET
-    @Path("/tweets/{no}")//noはパスパラメータで｛｝をつけることでパラメータになる
-    @Produces(MediaType.APPLICATION_JSON)
-    public String getTweet(@PathParam("no") int n){
-        String t = tweetList.get(n);//tweetwListからｎ番目のtweetを取ってくる
-        return t;
-    }
-}
diff --git a/src/main/java/com/example/jerseyexercise/resources/yuna.java b/src/main/java/com/example/jerseyexercise/resources/yuna.java
deleted file mode 100644
index 904e2d2..0000000
--- a/src/main/java/com/example/jerseyexercise/resources/yuna.java
+++ /dev/null
@@ -1,53 +0,0 @@
-package com.example.jerseyexercise.resources;
-
-import jakarta.ws.rs.*;
-import jakarta.ws.rs.core.MediaType;
-import org.springframework.stereotype.Component;
-
-import java.util.ArrayList;
-
-@Path("yuna")
-@Component
-public class yuna {
-    String name = "noname";
-    ArrayList<String> tweetList = new ArrayList<>();
-
-    @GET
-    public String getHelloWorld(){
-        return "Hello world!";
-    }
-
-    @GET
-    @Path("/name")
-    public String getName(){
-        return name;
-    }
-
-    @PUT
-    @Path("/name")
-    public void setName(@FormParam("name") String newName){
-        name = newName;
-    }
-
-    @POST
-    @Path("/tweets")
-    @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-    public void tweet(@FormParam("tweet") String tweet){
-        tweetList.add(tweet);
-    }
-
-    @GET
-    @Path("/tweets")
-    @Produces(MediaType.APPLICATION_JSON)
-    public ArrayList<String> getTweets(){
-        return tweetList;
-    }
-
-    @GET
-    @Path("/tweets/{no}")
-    @Produces(MediaType.APPLICATION_JSON)
-    public String getTweet(@PathParam("no") int n) {
-        String t = tweetList.get(n);
-        return t;
-    }
-}