diff --git a/src/main/java/com/palnet/board/app/jh/controller/JunheeReplyRestController.java b/src/main/java/com/palnet/board/app/jh/controller/JunheeReplyRestController.java
index 65c0532..4d57a5a 100644
--- a/src/main/java/com/palnet/board/app/jh/controller/JunheeReplyRestController.java
+++ b/src/main/java/com/palnet/board/app/jh/controller/JunheeReplyRestController.java
@@ -8,10 +8,13 @@ import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 import com.palnet.board.app.jh.dto.JunheeReplyDto;
+import com.palnet.board.app.jh.dto.JunheeRequestBoard;
+import com.palnet.board.app.jh.dto.JunheeRequestReply;
 import com.palnet.board.app.jh.dto.JunheeResponseReply;
 import com.palnet.board.app.jh.service.JunheeReplyService;
 
@@ -33,4 +36,19 @@ public class JunheeReplyRestController {
 		return ResponseEntity.status(HttpStatus.OK).body(responseReply);
 	}
 	
+	@PostMapping("/commentWrite")
+	public ResponseEntity<Integer> writeCommnet(JunheeRequestReply requestReply) throws Exception {
+		int result = ReplyService.writeCommnet(requestReply);
+		
+		return ResponseEntity.status(HttpStatus.OK).body(result);
+	}
+	
+	@PostMapping("/replyWrite")
+	public ResponseEntity<Integer> writeReply(JunheeRequestReply requestReply) throws Exception {
+		int result = ReplyService.writeReply(requestReply);
+		
+		return ResponseEntity.status(HttpStatus.OK).body(result);
+	}
+	
+	
 }
diff --git a/src/main/java/com/palnet/board/app/jh/dto/JunheeRequestReply.java b/src/main/java/com/palnet/board/app/jh/dto/JunheeRequestReply.java
new file mode 100644
index 0000000..4219a7f
--- /dev/null
+++ b/src/main/java/com/palnet/board/app/jh/dto/JunheeRequestReply.java
@@ -0,0 +1,16 @@
+package com.palnet.board.app.jh.dto;
+
+import lombok.Data;
+import org.apache.ibatis.type.Alias;
+
+@Data
+public class JunheeRequestReply {
+	/*댓글 작성(insert)시 사용 */
+	int id;
+	int boardId;
+	int targetId;
+	String content;
+	String regUser;
+	String regDtm;
+	
+}
diff --git a/src/main/java/com/palnet/board/app/jh/mapper/JunheeBoardMapper.xml b/src/main/java/com/palnet/board/app/jh/mapper/JunheeBoardMapper.xml
index f06d80c..85eed23 100644
--- a/src/main/java/com/palnet/board/app/jh/mapper/JunheeBoardMapper.xml
+++ b/src/main/java/com/palnet/board/app/jh/mapper/JunheeBoardMapper.xml
@@ -68,7 +68,6 @@
    			REG_USER,
    			REG_DTM,
    			UPD_USER
-<!--    			UPD_DTM -->
   		FROM TB_COM_BOARD
   		LIMIT #{endNum}
   		OFFSET #{startNum}
@@ -79,24 +78,6 @@
    		FROM TB_COM_BOARD
    </select>
    
-   <!-- <select id="prevInfo" resultType="com.palnet.board.app.jh.dto.JunheeBoardDto">
-   		SELECT
-   			ID,
-   			TITLE
-		FROM TB_COM_BOARD
-		WHERE
-			ID = #{prevId}
-   </select>
-   
-   <select id="nextInfo" resultType="com.palnet.board.app.jh.dto.JunheeBoardDto">
-   		SELECT
-   			ID,
-   			TITLE
-		FROM TB_COM_BOARD
-		WHERE
-			ID = #{nextId}
-   </select> -->
-   
    <select id="boardPrevNext" resultType="com.palnet.board.app.jh.dto.JunheeResponsePrevNext">
 		SELECT ID, TITLE
 		FROM TB_COM_BOARD
diff --git a/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.java b/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.java
index 5e532c3..69e7812 100644
--- a/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.java
+++ b/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.java
@@ -5,6 +5,7 @@ import java.util.List;
 import org.apache.ibatis.annotations.Mapper;
 
 import com.palnet.board.app.jh.dto.JunheeReplyDto;
+import com.palnet.board.app.jh.dto.JunheeRequestReply;
 import com.palnet.board.app.jh.dto.JunheeResponseReply;
 
 @Mapper
@@ -14,4 +15,10 @@ public interface JunheeReplyMapper {
 
 	List<JunheeReplyDto> targetDivide(int id) throws Exception;
 
+	int writeCommnet(JunheeRequestReply requestReply) throws Exception;
+
+	int anonymousCount(int boardId) throws Exception;
+
+	int writeReply(JunheeRequestReply requestReply) throws Exception;
+
 }
diff --git a/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.xml b/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.xml
index 7cc6e22..8b00478 100644
--- a/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.xml
+++ b/src/main/java/com/palnet/board/app/jh/mapper/JunheeReplyMapper.xml
@@ -25,5 +25,48 @@
    		FROM TB_COM_COMMENT
    		WHERE TARGET_ID = #{id}
     </select>
+    
+    <insert id="writeCommnet">
+    	INSERT INTO TB_COM_COMMENT(
+    		ID,
+    		BOARD_ID,
+    		TARGET_ID,
+    		CONTENT,
+    		REG_USER,
+    		REG_DATE
+    	) VALUES (
+    		null,
+    		#{boardId},
+    		null,
+    		#{content},
+    		#{regUser},
+    		SYSDATE()
+    	)
+    </insert>
+    
+    <select id="anonymousCount" resultType="int">
+    	SELECT COUNT(*)
+    	FROM TB_COM_COMMENT
+    	WHERE BOARD_ID = #{boardId}
+    </select>
+    
+    <insert id="writeReply">
+    	INSERT INTO TB_COM_COMMENT(
+    		ID,
+    		BOARD_ID,
+    		TARGET_ID,
+    		CONTENT,
+    		REG_USER,
+    		REG_DATE
+    	) VALUES (
+    		null,
+    		#{boardId},
+    		#{targetId},
+    		#{content},
+    		#{regUser},
+    		SYSDATE()
+    	)
+    </insert>
+    
 
 </mapper>
\ No newline at end of file
diff --git a/src/main/java/com/palnet/board/app/jh/service/JunheeReplyService.java b/src/main/java/com/palnet/board/app/jh/service/JunheeReplyService.java
index 18ec430..bd65a56 100644
--- a/src/main/java/com/palnet/board/app/jh/service/JunheeReplyService.java
+++ b/src/main/java/com/palnet/board/app/jh/service/JunheeReplyService.java
@@ -3,10 +3,15 @@ package com.palnet.board.app.jh.service;
 import java.util.List;
 
 import com.palnet.board.app.jh.dto.JunheeReplyDto;
+import com.palnet.board.app.jh.dto.JunheeRequestReply;
 import com.palnet.board.app.jh.dto.JunheeResponseReply;
 
 public interface JunheeReplyService {
 
 	List<JunheeResponseReply> viewReply(int boardId) throws Exception;
 
+	int writeCommnet(JunheeRequestReply requestReply) throws Exception;
+
+	int writeReply(JunheeRequestReply requestReply) throws Exception;
+
 }
diff --git a/src/main/java/com/palnet/board/app/jh/service/JunheeReplyServiceImpl.java b/src/main/java/com/palnet/board/app/jh/service/JunheeReplyServiceImpl.java
index 023bf47..6609e3b 100644
--- a/src/main/java/com/palnet/board/app/jh/service/JunheeReplyServiceImpl.java
+++ b/src/main/java/com/palnet/board/app/jh/service/JunheeReplyServiceImpl.java
@@ -8,6 +8,7 @@ import org.modelmapper.ModelMapper;
 import org.springframework.stereotype.Service;
 
 import com.palnet.board.app.jh.dto.JunheeReplyDto;
+import com.palnet.board.app.jh.dto.JunheeRequestReply;
 import com.palnet.board.app.jh.dto.JunheeResponseReply;
 import com.palnet.board.app.jh.mapper.JunheeReplyMapper;
 
@@ -40,4 +41,24 @@ public class JunheeReplyServiceImpl implements JunheeReplyService {
 		
 		return responseReply;
 	}
+
+	@Override
+	public int writeCommnet(JunheeRequestReply requestReply) throws Exception {
+		int regUser = ReplyMapper.anonymousCount(requestReply.getBoardId()) + 1;
+		requestReply.setRegUser("익명" + regUser);
+		
+		int result = ReplyMapper.writeCommnet(requestReply);
+		return result;
+	}
+
+	@Override
+	public int writeReply(JunheeRequestReply requestReply) throws Exception {
+		int regUser = ReplyMapper.anonymousCount(requestReply.getBoardId()) + 1;
+		requestReply.setRegUser("익명" + regUser);
+		
+		int result = ReplyMapper.writeReply(requestReply);
+		return result;
+	}
+	
+	
 }
diff --git a/src/main/webapp/WEB-INF/view/jh/board/detailView.jsp b/src/main/webapp/WEB-INF/view/jh/board/detailView.jsp
index 1074913..8fb06cf 100644
--- a/src/main/webapp/WEB-INF/view/jh/board/detailView.jsp
+++ b/src/main/webapp/WEB-INF/view/jh/board/detailView.jsp
@@ -62,8 +62,8 @@
 		<div class="comment-box">
 			<span class="total"></span>
 			<div class="comment-input">
-				<textarea placeholder="댓글을 입력해주세요"></textarea>
-				<button type="button">등록</button>
+				<textarea id="cmtContent" name="cmtContent" placeholder="댓글을 입력해주세요"></textarea>
+				<button id="cmtSave" type="button">등록</button>
 			</div>
 			
 <!-- 			<div class="comment-view" id="test3">
@@ -71,7 +71,7 @@
 					class="date">05.02 13:00</span><span>답글</span></span> <span class="text" id="text">여기는 댓글
 					정보3333!</span>
  				**
-				<div class="reply-box">
+ 				<div class="reply-box">
 					<button type="button">답글</button>
 					<div class="reply-input">
 						<textarea placeholder="댓글을 입력해주세요"></textarea>
@@ -82,11 +82,6 @@
 							class="date">05.02 13:00</span></span> <span class="text">여기는 댓글의
 							댓글(답글)정보!3333</span>
 					</div>
-					<div class="reply-view">
-						<span class="user"><span class="id">익명6</span><span
-							class="date">05.02 13:00</span></span> <span class="text">여기는 댓글의
-							댓글(답글)정보!3333</span>
-					</div>
 				</div>
 				**
 			</div> -->
@@ -186,48 +181,123 @@
 			success: function(response) {
 				console.log(response)
 				
-				/* comment */
+				/* comment (each를 역으로 가져와서 idx는 거꾸로.. 엉망)*/
 				$($(response).get().reverse()).each( function(i, item) {
 					if(item.targetId==0) {
 						var comment = 
-							"<div class='comment-view' id='user" + (i+1) + "'>" +
+							"<div class='comment-view' id='comment-view" + (i+1) + "'>" +
 								"<span class='user'>" +
 									"<span class='id'>" + item.regUser + "</span>" +
 									"<span class='date'>" + item.regDate + "</span>" +
-									"<span>답글</span>" +
+									"<span onclick='replyInputCreate("+ (i+1) + "," + item.id +")'>답글</span>" +
+									"<input type='checkbox' name='replyCheck" + (i+1) + "' style='display:none'/>" +
 								"</span>" +
-								"<span class='text' id='text'>" +	item.content + "</span>" +
+								"<span class='text'>" +	item.content + "</span>" +
 							"</div>"
 							
 						$(".comment-input").after(comment)
-
-							/* reply */
-							$.each(item.targetReplys, function(idx, it) {
-								/* onclick으로 답글다는곳 나타나면 걔는 $('.reply-box').prepend(머시기) 하면 될듯 */
-								var rb = $("<div class='reply-box' id='user" + (i+1) + "'/>");
-								$(".comment-view").append(rb);
-								
-								var reply =
-	 								"<div class='reply-view' id='user" + (i+1) + "'>" +
-										"<span class='user'>" +
-											"<span class='id'>" + it.regUser + "</span>" +
-											"<span class='date'>" + it.regDate + "</span>" +
-										"</span>" +
-										"<span class='text'>" + it.content + "</span>" +
-									"</div>"
-								
-								$('#user' + (i+1)).append(reply)
-							})
+						
+						var rb = $("<div class='reply-box' id='reply-box" + (i+1) + "'/>");
+						$(".comment-view").append(rb);
+						
+						/* reply */
+						$.each(item.targetReplys, function(idx, it) {
+							var reply =
+ 								"<div class='reply-view' id='reply-view" + (i+1) + "'>" +
+									"<span class='user'>" +
+										"<span class='id'>" + it.regUser + "</span>" +
+										"<span class='date'>" + it.regDate + "</span>" +
+									"</span>" +
+									"<span class='text'>" + it.content + "</span>" +
+								"</div>"
+							
+							$('#reply-box' + (i+1)).append(reply)
+						})
 					}
 				})
 				
-				
 				/* 댓글 개수 */
 				var count = response.length
 				$('.total').text('댓글 ' + count);
 			}
 		})
 	}
+	
+	
+	/* 답글 클릭시 답글 입력창 생성 */
+	function replyInputCreate(index, id) {
+		var chk = document.querySelector("input[name=replyCheck" + index + "]").checked;
+		
+		if(chk) {
+			document.querySelector("input[name=replyCheck" + index + "]").checked = false;
+			$('.reply-input').remove();
+		} else {
+			document.querySelector("input[name=replyCheck" + index + "]").checked = true;
+			var replyInput =
+				"<div class='reply-input'>" +
+					"<textarea id='replyContent' name='replyContent' placeholder='댓글을 입력해주세요'></textarea>" +
+					"<button class='reply-button' id='replySave' type='button'>등록</button>" +
+					"<span id='targetNum' style='display:none'>" + id + "</span>"+
+				"</div>"
+			$('#reply-box' + index).before(replyInput)
+		}
+	}
+	
+	
+	/* comment 작성 */
+	$(document).on("click", "#cmtSave", function() {
+		var boardNum = '<%=boardId%>';
+		
+		var boardId = boardNum;
+		var content = $('.comment-input').find('textarea[id="cmtContent"]').val();
+		
+		var obj = {
+				boardId: boardId,
+				content: content
+		}
+		
+		$.ajax({
+			url: "/api/jh/reply/commentWrite",
+			type: "POST",
+			data: obj,
+			dataType: 'JSON',
+			success: function(res) {
+				if(res == '1') {
+					alert("등록 성공")
+					location.href="/view/jh/board/detailView/" + boardNum
+				}
+			}
+		})
+	})
+	
+	/* reply 작성 */
+	$(document).on("click", "#replySave", function() {
+		var boardNum = '<%=boardId%>';
+		
+		var boardId = boardNum;
+		var targetId = $('.reply-input').find('span[id="targetNum"]').text();
+		var content = $('.reply-input').find('textarea[id="replyContent"]').val();
+		
+		var obj = {
+				boardId: boardId,
+				targetId: targetId,
+				content: content
+		}
+		
+		$.ajax({
+			url: "/api/jh/reply/replyWrite",
+			type: "POST",
+			data: obj,
+			dataType: 'JSON',
+			success: function(res) {
+				if(res == '1') {
+					alert("등록 성공")
+					location.href="/view/jh/board/detailView/" + boardNum
+				}
+			}
+		})
+	})
+	
 
 	/* 글 삭제 */
 	$(document).on("click", "#delete", function() {
diff --git a/src/main/webapp/WEB-INF/view/jh/board/write.jsp b/src/main/webapp/WEB-INF/view/jh/board/write.jsp
index 22835db..498b133 100644
--- a/src/main/webapp/WEB-INF/view/jh/board/write.jsp
+++ b/src/main/webapp/WEB-INF/view/jh/board/write.jsp
@@ -71,25 +71,9 @@
 <script type="text/javascript">
 
 	$(document).ready(function() {
-		autoSetting()		
+		$('input[name=regDtm]').attr('value', dayjs().format('YYYY-MM-DD'))
 	})
 	
-	/* 글번호 / 작성일 자동지정 */
-	function autoSetting() {
-		$.ajax({
-			url : "/api/jh/board/boardMaxId",
-			type : "GET",
-			dataType : 'TEXT',
-			success : function(response) {
-				
-				var id = parseInt(response) + 1
-				console.log(id)
-				$('input[name=id]').attr('value', id)
-				$('input[name=regDtm]').attr('value', dayjs().format('YYYY-MM-DD'))
-			}
-		})
-	}
-
 	/* 저장 버튼 클릭 */
 	$(document).on("click", "#save", function() {
 		checkAll();
@@ -120,7 +104,7 @@
 	/* 글 저장 */
 	function setBoard() {
 		var boardBox = $('#boardBox');
-		var id = boardBox.find('input[id="id"]').val();
+		var id = 0;
 		var title = boardBox.find('input[id="title"]').val();
 		var content = boardBox.find('textarea[id="content"]').val();
 		var password = boardBox.find('input[id="password"]').val();