diff --git a/src/main/java/com/imyeyu/network/CommonRequest.java b/src/main/java/com/imyeyu/network/CommonRequest.java
index 5690197..cc0721a 100644
--- a/src/main/java/com/imyeyu/network/CommonRequest.java
+++ b/src/main/java/com/imyeyu/network/CommonRequest.java
@@ -34,6 +34,21 @@ public class CommonRequest {
 		return this;
 	}
 
+	public CommonRequest header(String key, String value) {
+		request.addHeader(key, value);
+		return this;
+	}
+
+	public CommonRequest token(String token) {
+		request.addHeader("Token", token);
+		return this;
+	}
+
+	public CommonRequest language(String langHeader) {
+		request.addHeader("Accept-Language", langHeader);
+		return this;
+	}
+
 	public String asString() throws IOException {
 		return request.execute().returnContent().asString();
 	}
diff --git a/src/main/java/com/imyeyu/network/FileRequest.java b/src/main/java/com/imyeyu/network/FileRequest.java
index a4fff20..ba685f0 100644
--- a/src/main/java/com/imyeyu/network/FileRequest.java
+++ b/src/main/java/com/imyeyu/network/FileRequest.java
@@ -40,6 +40,21 @@ public class FileRequest extends CommonRequest {
 		return this;
 	}
 
+	public FileRequest header(String key, String value) {
+		request.addHeader(key, value);
+		return this;
+	}
+
+	public FileRequest token(String token) {
+		request.addHeader("Token", token);
+		return this;
+	}
+
+	public FileRequest language(String langHeader) {
+		request.addHeader("Accept-Language", langHeader);
+		return this;
+	}
+
 	public void toFile(String path, String fileName) throws IOException, NoPermissionException {
 		toFile(new File(IO.fitPath(path) + fileName));
 	}
diff --git a/src/main/java/com/imyeyu/network/GsonRequest.java b/src/main/java/com/imyeyu/network/GsonRequest.java
index 771f5a5..41e2067 100644
--- a/src/main/java/com/imyeyu/network/GsonRequest.java
+++ b/src/main/java/com/imyeyu/network/GsonRequest.java
@@ -52,6 +52,21 @@ public class GsonRequest extends CommonRequest {
 		return this;
 	}
 
+	public GsonRequest header(String key, String value) {
+		request.addHeader(key, value);
+		return this;
+	}
+
+	public GsonRequest token(String token) {
+		request.addHeader("Token", token);
+		return this;
+	}
+
+	public GsonRequest language(String langHeader) {
+		request.addHeader("Accept-Language", langHeader);
+		return this;
+	}
+
 	public GsonRequest body(Object object) {
 		request.bodyString(getGson().toJson(object), ContentType.APPLICATION_JSON);
 		return this;
diff --git a/src/main/java/com/imyeyu/network/ProgressiveRequest.java b/src/main/java/com/imyeyu/network/ProgressiveRequest.java
index ab90ed6..0c97378 100644
--- a/src/main/java/com/imyeyu/network/ProgressiveRequest.java
+++ b/src/main/java/com/imyeyu/network/ProgressiveRequest.java
@@ -48,6 +48,21 @@ public class ProgressiveRequest extends FileRequest {
 		return this;
 	}
 
+	public ProgressiveRequest header(String key, String value) {
+		request.addHeader(key, value);
+		return this;
+	}
+
+	public ProgressiveRequest token(String token) {
+		request.addHeader("Token", token);
+		return this;
+	}
+
+	public ProgressiveRequest language(String langHeader) {
+		request.addHeader("Accept-Language", langHeader);
+		return this;
+	}
+
 	@Override
 	public void toFile(Path outputPath) throws IOException, NoPermissionException {
 		processResponse(request.execute(), IO.getOutputStream(outputPath.toFile()));
diff --git a/src/main/java/com/imyeyu/network/TimiRequest.java b/src/main/java/com/imyeyu/network/TimiRequest.java
index 97cb990..c636965 100644
--- a/src/main/java/com/imyeyu/network/TimiRequest.java
+++ b/src/main/java/com/imyeyu/network/TimiRequest.java
@@ -34,6 +34,21 @@ public class TimiRequest extends GsonRequest {
 		return this;
 	}
 
+	public TimiRequest header(String key, String value) {
+		request.addHeader(key, value);
+		return this;
+	}
+
+	public TimiRequest token(String token) {
+		request.addHeader("Token", token);
+		return this;
+	}
+
+	public TimiRequest language(String langHeader) {
+		request.addHeader("Accept-Language", langHeader);
+		return this;
+	}
+
 	@Override
 	public TimiRequest body(Object object) {
 		super.body(object);