There are 14 Japanese MLB players played for the New York Mets
Kodai
Senga
RHP 
New York Mets
(Fukuoka SoftBank Hawks, New York Mets)
千賀滉大 (せんが・こうだい)
Bats: L Throws: R
Current Age 29
186cm, 92kg
MLB Debut: Not Yet
Norichika
Aoki
(Milwaukee Brewers, Kansas City Royals, San Francisco Giants, Seattle Mariners, Houston Astros, Toronto Blue Jays, New York Mets, Tokyo Yakult Swallows)
青木宣親 (あおき・のりちか)
Bats: L Throws: R
Current Age 41
5-9, 180lb (175cm, 81kg)
MLB Debut:
2012-04-06 (30)
Ryota
Igarashi
RHP New York Mets
(New York Mets, Toronto Blue Jays, New York Yankees, Tokyo Yakult Swallows, Fukuoka SoftBank Hawks)
五十嵐亮太 (いがらし・りょうた)
Bats: R Throws: R
Current Age 43
5-11, 200lb (180cm, 90kg)
MLB Debut:
2010-04-08 (30)
Hisanori
Takahashi
LHP New York Mets
(New York Mets, Los Angeles Angels, Pittsburgh Pirates, Chicago Cubs, Yomiuri Giants, Yokohama DeNA BayStars)
高橋尚成 (たかはし・ひさのり)
Bats: L Throws: L
Current Age 47
5-10, 180lb (178cm, 81kg)
MLB Debut:
2010-04-07 (35)
Ken
Takahashi
LHP New York Mets
(New York Mets, Hiroshima Toyo Carp)
高橋建 (たかはし・けん)
Bats: L Throws: L
Current Age 53
6-0, 200lb (183cm, 90kg)
MLB Debut:
2009-05-02 (40)
Daisuke
Matsuzaka
RHP 
Boston Red Sox
(Saitama Seibu Lions, Boston Red Sox , New York Mets, Fukuoka SoftBank Hawks, Chunichi Dragons)
松坂大輔 (まつざか・だいすけ)
Bats: R Throws: R
Current Age 42
6-0, 205lb (183cm, 92kg)
MLB Debut:
2007-04-05 (26)
Shingo
Takatsu
(Chicago White Sox, New York Mets, Tokyo Yakult Swallows)
高津臣吾 (たかつ・しんご)
Bats: R Throws: R
Current Age 54
6-0, 180lb (183cm, 81kg)
MLB Debut:
2004-04-09 (35)
Kazuo
Matsui
2B/SS New York Mets
(New York Mets, Colorado Rockies, Houston Astros, Saitama Seibu Lions, Tohoku Rakuten Golden Eagles)
松井稼頭央 (まつい・かずお)
Bats: S Throws: R
Current Age 47
5-10, 187lb (178cm, 84kg)
MLB Debut:
2004-04-06 (28)
Kazuhisa
Ishii
(Tokyo Yakult Swallows, Los Angeles Dodgers, New York Mets, Saitama Seibu Lions)
石井一久 (いしい・かずひさ)
Bats: L Throws: L
Current Age 49
6-0, 215lb (183cm, 97kg)
MLB Debut:
2002-04-06 (28)
Satoru
Komiyama
RHP New York Mets
(New York Mets, Chiba Lotte Marines, Yokohama DeNA BayStars)
小宮山悟 (こみやま・さとる)
Bats: R Throws: R
Current Age 57
6-0, 183lb (183cm, 83kg)
MLB Debut:
2002-04-04 (36)
Tsuyoshi
Shinjo
(New York Mets, San Francisco Giants, Hanshin Tigers, Hokkaido Nippon Ham Fighters)
新庄剛志 (しんじょう・つよし)
Bats: R Throws: R
Current Age 50
6-1, 185lb (185cm, 83kg)
MLB Debut:
2001-04-03 (29)
Masato
Yoshii
RHP New York Mets
(New York Mets, Colorado Rockies, Montreal Expos, Osaka Kintetsu Buffaloes, Tokyo Yakult Swallows, ORIX Buffaloes)
吉井理人 (よしい・まさと)
Bats: R Throws: R
Current Age 57
6-2, 210lb (188cm, 95kg)
MLB Debut:
1998-04-05 (32)
Takashi
Kashiwada
LHP New York Mets
(New York Mets, Yomiuri Giants)
柏田貴史 (かしわだ・たかし)
Bats: L Throws: L
Current Age 51
5-11, 165lb (180cm, 74kg)
MLB Debut:
1997-05-01 (25)
Hideo
Nomo
(Los Angeles Dodgers, New York Mets, Osaka Kintetsu Buffaloes, Milwaukee Brewers, Detroit Tigers, Boston Red Sox , Tampa Bay Rays, Kansas City Royals)
野茂英雄 (のも・ひでお)
Bats: R Throws: R
Current Age 54
6-2, 210lb (188cm, 95kg)
MLB Debut:
1995-05-02 (26)