A（36）
- Active Players
- A
A
- 20 Pitcher
- Abe, Shota
- ORIX Buffaloes
- 4 Infielder
- Abe, Toshiki
- Tohoku Rakuten Golden Eagles
- 140 Outfielder (*)
- Acevedo, Stiven
- Chiba Lotte Marines
- 48 Pitcher
- Aduwa, Makoto
- Hiroshima Toyo Carp
- 133 Infielder (*)
- Aibara, Ryunosuke
- YOKOHAMA DeNA BAYSTARS
- 138 Pitcher (*)
- Aihara, Yuhta
- Fukuoka SoftBank Hawks
- 008 Infielder (*)
- Aizawa, Hakuto
- Yomiuri Giants
- 27 Catcher
- Aizawa, Tsubasa
- Hiroshima Toyo Carp
- 158 Pitcher (*)
- Akaba, Ren
- Fukuoka SoftBank Hawks
- 00 Infielder
- Akahane, Yoshihiro
- Tokyo Yakult Swallows
- 31 Pitcher
- Akahoshi, Yuji
- Yomiuri Giants
- 35 Pitcher
- Akatsuka, Kento
- Hiroshima Toyo Carp
- 55 Infielder
- Akihiro, Yuto
- Yomiuri Giants
- 123 Pitcher (*)
- Akiyama, Seiun
- Chiba Lotte Marines
- 9 Outfielder
- Akiyama, Shogo
- Hiroshima Toyo Carp
- 175 Infielder (*)
- Almonte, David
- Fukuoka SoftBank Hawks
- 28 Pitcher
- Antoku, Shun
- Fukuoka SoftBank Hawks
- 154 Pitcher (*)
- Anzai, Kanato
- Hokkaido Nippon-Ham Fighters
- 68 Infielder
- Aono, Takumi
- Tohoku Rakuten Golden Eagles
- 29 Pitcher
- Aoyama, Minato
- Saitama Seibu Lions
- 60 Infielder
- Aramaki, Yu
- Yomiuri Giants
- 17 Pitcher
- Arihara, Kohei
- Fukuoka SoftBank Hawks
- 64 Pitcher
- Arima, Keito
- Chunichi Dragons
- 39 Infielder
- Arizono, Naoki
- Hokkaido Nippon-Ham Fighters
- 135 Pitcher (*)
- Armenta, Alexander
- Fukuoka SoftBank Hawks
- 133 Infielder (*)
- Arnaez, Jean
- Hanshin Tigers
- 8 Outfielder
- Asama, Daiki
- Hokkaido Nippon-Ham Fighters
- 3 Infielder
- Asamura, Hideto
- Tohoku Rakuten Golden Eagles
- 51 Outfielder
- Asano, Shogo
- Yomiuri Giants
- 35 Pitcher
- Asari, Tamon
- Hokkaido Nippon-Ham Fighters
- 044 Pitcher (*)
- Ashida, Taketo
- ORIX Buffaloes
- 3 Infielder
- Austin, Tyler
- YOKOHAMA DeNA BAYSTARS
- 57 Catcher
- Azuma, Junpei
- YOKOHAMA DeNA BAYSTARS
- 11 Pitcher
- Azuma, Katsuki
- YOKOHAMA DeNA BAYSTARS
- 12 Pitcher
- Azuma, Kohei
- ORIX Buffaloes
- 24 Pitcher
- Azuma, Yusuke
- Chiba Lotte Marines