01:52

멘탈리티. 도서추천

01:47

역회전 스플리터 연습 + 구종별 피칭. 슬로우모션. What Kwangjya pitches (slow motion)

01:00

挑戦！ピッチング チャレンジ！ Blind Pitching Challenge

01:39

광자 자작곡. 창작동요 [선물] 創作童謡 「プレゼント」 Children song Present

09:41

개인 최고 구속 복귀! 마운드에서 피칭하면 얼마나 공이 빨라질까? How much effective for pitching on the mound

01:01

도전! Blind Pitching Challenge

07:53

気合を入れて投げれば早くなる？ Shouting pitching

07:58

소리를 지르면 공이 더 빨라질까? Faster if I SHOUT?

10:56

힘을 빼고 던져라! 과연 믿어도 될까..? Stay relaxed pitching

09:08

실사용 리뷰! Review Pocket Radar Smart Coach

10:11

Unboxing Pocket Radar 대한민국 최초공개! 포켓 레이더 스마트 코치

01:26

Weight ball Training (3kg Medicine ball)

01:16

Plyocare Ball 450g Throwing Training

03:46

Pitching practice _200303

01:54

Important point for Plyocare ball training

06:26

My first 3kg Weight ball Training

00:18

Shadow Pitching

00:20

좋은 팔 모양 만들기가 참 어렵습니다.

01:55

피칭연습! Good morning pitching practice

00:54

점심시간 튜빙운동 / Do you like tubing training?

02:00

연습피칭 / Energetic catching more than pitching

00:57

공 잘못받아서 손가락에 시퍼런 멍이..!! Wrong catching.

00:42

점심시간도 야구시간이다! Lunchtime practice

03:17

Plyocare ball 투수 스로잉 연습!

01:37

투수 팔스윙 만들기 - Pitching slow motion

02:48

흉추를 이용한 피칭을 배워보자! YTC

00:40

비어있는 야탑고 마운드에서... Pitching (home plate view)

00:49

눈이와도 오늘도 쉐도 백번!! Snowy shadow pitching

00:14

스트레스를 정말 다 날려버리고 싶을때. Throw out all the Stress!!!

02:59

정장입고 다리 밑에서 피칭연습 Under the Bridge Pitching

00:33

목표를 확실히! 집중 쉐도우 피칭연습. Intensive Shadow pitching practice

00:46

투수 하체연습을 위한 쉐도우 피칭. Pitcher's lower half practice

01:00

[홈트광자] Kwangjya's pitching - Batter's View

00:51

[홈트광자] Breaking balls pitching practice

00:58

[홈트광자] No cut. 10 fastballs - Pitching Balance check

00:50

[홈트광자] Kwangjya's pitching practice

00:13

[홈트광자] Burning up! 2020!!! Let's go~!

00:43

[홈트광자] Wall throwing warming up _200101

02:14

[홈트광자] About arm swing & Happy new year! ^.^_200101

01:35

[홈트광자] Shadow Pitching

01:01

Let's Baseball! Please!!!

00:59

[홈트광자] Understanding Pitcher's Lower Half

00:23

[홈트광자] Check pitching arm swing AXIS

00:55

Stowboard V2 rear wheels Installation

01:01

[홈트광자] 선골침 仙骨枕 컨디셔닝 - 10가지 동작 conditioning 10 moves

00:41

[홈트광자] 투수 팔꿈치 높이기 연습 Plyocare ball 1000g

01:01

[홈트광자] Pull-up (Beginner) -03

06:32

[홈트광자] 仙骨枕 Good morning 선골침 컨디셔닝

00:41

[홈트광자] Elbow Pitching Balance Training

02:46

[홈트광자] 仙骨枕 선골침 컨디셔닝 Short version

13:49

[홈트광자] 굿모닝~ 선골침 仙骨枕 컨디셔닝 Good morning!

01:38

Pitching (slow motion)

02:39

Practice Pitching _191201

01:46

[홈트광자] Pylocare Ball Training 1000g

01:52

[홈트광자] Band Assisted Pull-up-2 (Beginner)

01:00

[아빠랑놀자] 악어떼!!! Dance Time!

03:11

[홈트광자] Home Daddy's Squat

00:49

[홈트광자] Darvish Slider Realese Practice

07:47

[홈트광자] Lunch time J-band Series

11:52

[홈트광자] Pull-up, Barbell, Spine Conditioning & Yoga