Saitama Seibu Lions
- Active Players
- Saitama Seibu Lions
Pitchers
- 11 Pitcher
- Imai, Tatsuya
- Saitama Seibu Lions
- 12 Pitcher
- Watanabe, Yutaro
- Saitama Seibu Lions
- 13 Pitcher
- Takahashi, Kona
- Saitama Seibu Lions
- 14 Pitcher
- Masuda, Tatsushi
- Saitama Seibu Lions
- 15 Pitcher
- Miyagawa, Tetsu
- Saitama Seibu Lions
- 16 Pitcher
- Matsuzaka, Daisuke
- Saitama Seibu Lions
- 17 Pitcher
- Matsumoto, Wataru
- Saitama Seibu Lions
- 20 Pitcher
- Hamaya, Shota
- Saitama Seibu Lions
- 21 Pitcher
- Togame, Ken
- Saitama Seibu Lions
- 25 Pitcher
- Hirai, Katsunori
- Saitama Seibu Lions
- 26 Pitcher
- Sasaki, Takeru
- Saitama Seibu Lions
- 27 Pitcher
- Utsumi, Tetsuya
- Saitama Seibu Lions
- 28 Pitcher
- Moriwaki, Ryosuke
- Saitama Seibu Lions
- 29 Pitcher
- Ogawa, Ryuya
- Saitama Seibu Lions
- 30 Pitcher
- Enokida, Daiki
- Saitama Seibu Lions
- 33 Pitcher
- Garrett, Reed
- Saitama Seibu Lions
- 34 Pitcher
- Sano, Yasuo
- Saitama Seibu Lions
- 36 Pitcher
- Itoh, Sho
- Saitama Seibu Lions
- 40 Pitcher
- Tamura, Ichiro
- Saitama Seibu Lions
- 41 Pitcher
- Inoue, Hiroki
- Saitama Seibu Lions
- 43 Pitcher
- Yoshikawa, Mitsuo
- Saitama Seibu Lions
- 44 Pitcher
- Yoza, Kaito
- Saitama Seibu Lions
- 45 Pitcher
- Honda, Keisuke
- Saitama Seibu Lions
- 47 Pitcher
- Matsuoka, Kouki
- Saitama Seibu Lions
- 48 Pitcher
- Takekuma, Shota
- Saitama Seibu Lions
- 50 Pitcher
- Nakatsuka, Shunta
- Saitama Seibu Lions
- 54 Pitcher
- Neal, Zach
- Saitama Seibu Lions
- 57 Pitcher
- Saito, Hiromasa
- Saitama Seibu Lions
- 59 Pitcher
- Omagari, Ren
- Saitama Seibu Lions
- 61 Pitcher
- Taira, Kaima
- Saitama Seibu Lions
- 64 Pitcher
- Uema, Towa
- Saitama Seibu Lions
- 67 Pitcher
- Awatsu, Kaito
- Saitama Seibu Lions
- 69 Pitcher
- Mizukami, Yoshinobu
- Saitama Seibu Lions
- 98 Pitcher
- Dermody, Matt
- Saitama Seibu Lions
Catchers
Infielders
- 3 Infielder
- Yamakawa, Hotaka
- Saitama Seibu Lions
- 4 Infielder
- Yamanobe, Kakeru
- Saitama Seibu Lions
- 5 Infielder
- Tonosaki, Shuta
- Saitama Seibu Lions
- 6 Infielder
- Genda, Sosuke
- Saitama Seibu Lions
- 8 Infielder
- Watanabe, Kento
- Saitama Seibu Lions
- 22 Infielder
- Spangenberg, Cory
- Saitama Seibu Lions
- 31 Infielder
- Satoh, Ryusei
- Saitama Seibu Lions
- 32 Infielder
- Yamamura, Takayoshi
- Saitama Seibu Lions
- 39 Infielder
- Wu, Nien-Ting
- Saitama Seibu Lions
- 49 Infielder
- Tysinger, Brandon Taiga
- Saitama Seibu Lions
- 52 Infielder
- Yamada, Haruka
- Saitama Seibu Lions
- 56 Infielder
- Kawano, Ryota
- Saitama Seibu Lions
- 60 Infielder
- Nakamura, Takeya
- Saitama Seibu Lions
- 63 Infielder
- Tsunashima, Ryusei
- Saitama Seibu Lions
- 99 Infielder
- Mejia, Ernesto
- Saitama Seibu Lions
Outfielders
- 1 Outfielder
- Kuriyama, Takumi
- Saitama Seibu Lions
- 7 Outfielder
- Kaneko, Yuji
- Saitama Seibu Lions
- 9 Outfielder
- Kimura, Fumikazu
- Saitama Seibu Lions
- 35 Outfielder
- Wakabayashi, Gakuto
- Saitama Seibu Lions
- 46 Outfielder
- Suzuki, Shohei
- Saitama Seibu Lions
- 51 Outfielder
- Nishikawa, Manaya
- Saitama Seibu Lions
- 53 Outfielder
- Takeda, Aito
- Saitama Seibu Lions
- 58 Outfielder
- Kumashiro, Masato
- Saitama Seibu Lions
- 65 Outfielder
- Togawa, Daisuke
- Saitama Seibu Lions
- 66 Outfielder
- Nakamigawa, Yuta
- Saitama Seibu Lions
- 68 Outfielder
- Kishi, Junichiro
- Saitama Seibu Lions
- 72 Outfielder
- Kawagoe, Seiji
- Saitama Seibu Lions
- 73 Outfielder
- Takagi, Wataru
- Saitama Seibu Lions
Developmental Squad
- 118 Pitcher (*)
- Tawata, Shinsaburou
- Saitama Seibu Lions
- 120 Pitcher (*)
- Idei, Toshihiro
- Saitama Seibu Lions
- 121 Pitcher (*)
- Akagami, Yuto
- Saitama Seibu Lions
- 124 Pitcher (*)
- Mameda, Taishi
- Saitama Seibu Lions
- 125 Pitcher (*)
- Tohno, Aoi
- Saitama Seibu Lions
- 126 Pitcher (*)
- Ohkubo, Jiyu
- Saitama Seibu Lions
- 127 Catcher (*)
- Nakaguma, Daichi
- Saitama Seibu Lions
- 122 Infielder (*)
- Hasegawa, Shinya
- Saitama Seibu Lions
- 123 Outfielder (*)
- Miyamoto, Joseph Ken
- Saitama Seibu Lions