diff --git a/ECTrainer2/BitalMonitor.cpp b/ECTrainer2/BitalMonitor.cpp
index 2bb7e9a..1b4591e 100644
--- a/ECTrainer2/BitalMonitor.cpp
+++ b/ECTrainer2/BitalMonitor.cpp
@@ -5,11 +5,12 @@
 // �R���X�g���N�^
 BitalMonitor::BitalMonitor(ECTrainer* pEct)
 	:BaseProcess(pEct)
-	, _rrInterval(ECTrainer::RINGBUFSIZE, 0)
+	, _rrInterval()
 	, _useDevice(false)
 	, _lastRR(0)
 {
 	::ZeroMemory(lastBuf, BUF_LEN);
+	_rrInterval.Put(0);
 }
 
 // ������
diff --git a/ECTrainer2/ECTrainer.h b/ECTrainer2/ECTrainer.h
index ba3cc77..8dccd8e 100644
--- a/ECTrainer2/ECTrainer.h
+++ b/ECTrainer2/ECTrainer.h
@@ -59,7 +59,6 @@
 	HINSTANCE _hInstance;
 
 public:
-	static const int RINGBUFSIZE = 4;
 	ECTrainer(HINSTANCE hInstance);
 	~ECTrainer();
 	ECTrainerGUI*	PECTrainerGUI()	{ return (ECTrainerGUI*)_pProcs[(int)PROC::GUI]; }
diff --git a/ECTrainer2/ECTrainerGUI.cpp b/ECTrainer2/ECTrainerGUI.cpp
index cea1cf5..a763dd2 100644
--- a/ECTrainer2/ECTrainerGUI.cpp
+++ b/ECTrainer2/ECTrainerGUI.cpp
@@ -21,7 +21,6 @@
 	, _DispImageHeight(0)
 	, _SceneBufferScale(1.F)
 	, _hWndMain(NULL)
-	//, _AppRunning(true)
 	, _dsm(NULL)
 {
 	_dsm = new DShowMovie();
diff --git a/ECTrainer2/ECTrainerGUI.h b/ECTrainer2/ECTrainerGUI.h
index 1a35a23..4fc0c96 100644
--- a/ECTrainer2/ECTrainerGUI.h
+++ b/ECTrainer2/ECTrainerGUI.h
@@ -13,12 +13,11 @@
 	const cv::String WIN_DISP = "ECTrainer Display";
 	const cv::String WIN_MAIN = "Eye Contact Trainer";
 	const cv::String SNAPSHOT_FILE = "snapshot.jpg";
-	const cv::Size MAIN_FRAME_SIZE = cv::Size(1480, 620);
-	const int IMAGE_WIDTH = 640;
-	const cv::Size DISP_SIZE = cv::Size(IMAGE_WIDTH, 480);
-	const cv::Point SCENE_BUFFER_POS = cv::Point(170, 120);
-	const cv::Point DISP_IMAGE_POS = cv::Point(820, 120);
-	const int KEY_ESC = 27;
+	const cv::Size MAIN_FRAME_SIZE = cv::Size(1480, 620); // ���C���E�C���h�E�̃T�C�Y
+	const cv::Point SCENE_BUFFER_POS = cv::Point(170, 120); // ����摜�\���ʒu
+	const cv::Point DISP_IMAGE_POS = cv::Point(820, 120);	// �h���摜�\���ӎv
+	const int IMAGE_WIDTH = 640;	// ���C���E�C���h�E�ɕ\������摜��
+	const cv::Size DISP_SIZE = cv::Size(IMAGE_WIDTH, 480); // ���C���E�C���h�E�ɕ\������摜�T�C�Y
 
 	DShowMovie* _dsm;
 	cv::Mat _MainFrame;		// ���C���E�C���h�E�t���[��
@@ -28,7 +27,7 @@
 	int _SceneBufferHeight;
 	float _SceneBufferScale;
 	int _DispImageHeight;
-	HWND _hWndMain;
+	HWND _hWndMain;			// ���C���E�C���h�E�̃n���h��
 
 	// ��{����
 	bool Routine();
diff --git a/ECTrainer2/EyeTrack.cpp b/ECTrainer2/EyeTrack.cpp
index ff4669a..9181d09 100644
--- a/ECTrainer2/EyeTrack.cpp
+++ b/ECTrainer2/EyeTrack.cpp
@@ -9,9 +9,8 @@
 #include <iostream>
 
 // �R���X�g���N�^
-EyeTrack::EyeTrack(ECTrainer* pEct)
-	: BaseProcess(pEct)
-	, _GazeV(ECTrainer::RINGBUFSIZE)
+EyeTrack::EyeTrack(ECTrainer* pEct) : BaseProcess(pEct)
+	, _GazeV()
 	, _lastGidx(0)
 	, _gazePoint(cv::Point2f(-1.F, -1.F))
 	, _gpCx(MEAN_BUF_SIZE)
diff --git a/ECTrainer2/ImageProc.cpp b/ECTrainer2/ImageProc.cpp
index 5bc7fc4..5fe461a 100644
--- a/ECTrainer2/ImageProc.cpp
+++ b/ECTrainer2/ImageProc.cpp
@@ -5,9 +5,8 @@
 #include "Marker.h"
 
 // �R���X�g���N�^
-ImageProc::ImageProc(ECTrainer* pEct) 
-	: BaseProcess(pEct)
-	, _OutputBuf(ECTrainer::RINGBUFSIZE) {
+ImageProc::ImageProc(ECTrainer* pEct) : BaseProcess(pEct)
+	, _OutputBuf() {
 }
 
 // ���[�v
diff --git a/ECTrainer2/KeepAlive.cpp b/ECTrainer2/KeepAlive.cpp
index d3f79bc..d64551d 100644
--- a/ECTrainer2/KeepAlive.cpp
+++ b/ECTrainer2/KeepAlive.cpp
@@ -6,8 +6,7 @@
 #include "myWinUtils.h"
 
 // �R���X�g���N�^
-KeepAlive::KeepAlive(ECTrainer* pEct)
-	: BaseProcess(pEct)
+KeepAlive::KeepAlive(ECTrainer* pEct) : BaseProcess(pEct)
 	, _sent(false)
 	, _socket(NULL)
 	, _count(0) {
diff --git a/ECTrainer2/Marker.cpp b/ECTrainer2/Marker.cpp
index b85c106..daa4983 100644
--- a/ECTrainer2/Marker.cpp
+++ b/ECTrainer2/Marker.cpp
@@ -6,10 +6,11 @@
 // �R���X�g���N�^
 Marker::Marker()
 	: _detected(false)
-	, _HomographyV2I(ECTrainer::RINGBUFSIZE, cv::Mat::zeros(3, 3, CV_64F))
+	, _HomographyV2I()
 {
 	_Dictionary = cv::aruco::getPredefinedDictionary(cv::aruco::DICT_4X4_50);
 	CalcMarkerCorners(IMGSIZE);
+	_HomographyV2I.Put(cv::Mat::zeros(3, 3, CV_64F));
 }
 
 // �}�[�J�[���W�̌v�Z
diff --git a/ECTrainer2/RingBuffer.h b/ECTrainer2/RingBuffer.h
index 3b730f1..29acccf 100644
--- a/ECTrainer2/RingBuffer.h
+++ b/ECTrainer2/RingBuffer.h
@@ -5,6 +5,7 @@
 template<class T>
 class RingBuffer
 {
+	static const int DEEFAULT_SIZE = 4;
 	T* _data;
 	std::mutex* _mtxData;
 	std::mutex _mtxIndex;
@@ -13,7 +14,7 @@
 	int _read;
 	bool _update;
 public:
-	RingBuffer(int size);
+	RingBuffer(int size = DEEFAULT_SIZE);
 	RingBuffer(int size, T initial);
 	~RingBuffer();
 	void Put(T value);
diff --git a/ECTrainer2/SceneCamera.cpp b/ECTrainer2/SceneCamera.cpp
index c26e875..819e948 100644
--- a/ECTrainer2/SceneCamera.cpp
+++ b/ECTrainer2/SceneCamera.cpp
@@ -8,9 +8,9 @@
 #include "MyWinUtils.h"
 
 // �R���X�g���N�^
-SceneCamera::SceneCamera(ECTrainer* pEct) 
-	: BaseProcess(pEct)
-	, _buffer(ECTrainer::RINGBUFSIZE) {
+SceneCamera::SceneCamera(ECTrainer* pEct) : BaseProcess(pEct)
+	, _buffer() 
+{
 }
 
 // ������
diff --git a/ECTrainer2/Stimulus.cpp b/ECTrainer2/Stimulus.cpp
index 04d9adc..284659c 100644
--- a/ECTrainer2/Stimulus.cpp
+++ b/ECTrainer2/Stimulus.cpp
@@ -6,8 +6,8 @@
 Stimulus::Stimulus(ECTrainer* pEct) : BaseProcess(pEct)
 	, _StimNo(-1)
 	, _pMovieObject(NULL)
-	, _Display(ECTrainer::RINGBUFSIZE)
-	, _Movie(ECTrainer::RINGBUFSIZE)
+	, _Display()
+	, _Movie()
 {
 	_pMovieObject = new MovieObject;
 	_Movie.Put(L"STOP");
@@ -32,7 +32,7 @@
 		StimInfo st;
 		st.type = atoi(table[r][0].c_str());
 		st.filepath = table[r][1];
-		int idx = st.filepath.find_last_of("/\\");
+		int idx = (int)st.filepath.find_last_of("/\\");
 		st.filename = idx == std::string::npos ? st.filepath : st.filepath.substr(idx + 1);
 		st.dulation = (float)atof(table[r][2].c_str());
 		st.csvfile = table[r][3];
diff --git a/ECTrainer2/TobiiREST.cpp b/ECTrainer2/TobiiREST.cpp
index 78a028f..fe05a63 100644
--- a/ECTrainer2/TobiiREST.cpp
+++ b/ECTrainer2/TobiiREST.cpp
@@ -4,13 +4,10 @@
 #include "myWinUtils.h"
 
 // �R���X�g���N�^
-TobiiREST::TobiiREST(ECTrainer* pEct)
-	:BaseProcess(pEct)
-	//, _CalibTrigger(false)
+TobiiREST::TobiiREST(ECTrainer* pEct) : BaseProcess(pEct)
 	, _BatteryLevel(999) 
 	, _lastBatteryQuery(0)
 {
-
 }
 
 // ������
diff --git a/ECTrainer2/Worker.cpp b/ECTrainer2/Worker.cpp
index ec22e75..b374648 100644
--- a/ECTrainer2/Worker.cpp
+++ b/ECTrainer2/Worker.cpp
@@ -15,7 +15,7 @@
 	, _fpLogEvent(NULL)
 	, _pExpTimer(NULL)
 	, _pContactTimer(NULL)
-	, _TargetImage(ECTrainer::RINGBUFSIZE)
+	, _TargetImage()
 {
 	_pExpTimer = new mwut::HPTimer();
 	_pContactTimer = new mwut::HPTimer();