Teams
 | Saitama Seibu Lions |
2023 Roster |
2023 Season Final
| No. | MANAGER | Born | Note | ||||
|---|---|---|---|---|---|---|---|
| 77 | Matsui, Kazuo | Oct. 23, 1975 | |||||
| No. | PITCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 67 | Akagami, Yuto | Feb. 10, 1999 | 177 | 83 | R | R | |
| 29 | Aoyama, Minato | Jul. 19, 2000 | 183 | 94 | R | R | |
| 47 | Cho, Yaku | Feb. 26, 1994 | 182 | 86 | R | R | |
| 75 | Enns, Dietrich | May 16, 1991 | 185 | 97 | L | L | |
| 43 | Hada, Shinnosuke | Dec. 25, 2003 | 191 | 84 | L | L | |
| 20 | Hamaya, Shota | Jan. 26, 1999 | 176 | 77 | L | L | |
| 25 | Hirai, Katsunori | Dec. 20, 1991 | 180 | 86 | R | R | |
| 45 | Honda, Keisuke | Apr. 24, 1993 | 180 | 80 | R | R | |
| 48 | Imai, Tatsuya | May 9, 1998 | 180 | 70 | R | R | |
| 41 | Inoue, Hiroki | Jul. 17, 2001 | 181 | 84 | R | R | |
| 99 | Kriske, Brooks | Feb. 3, 1994 | 190 | 86 | R | R | Registered (Jul. 27). |
| 23 | Kumon, Katsuhiko | Mar. 4, 1992 | 173 | 83 | L | L | |
| 57 | Kuroda, Masaya | Jan. 24, 2004 | 188 | 84 | R | R | |
| 70 | Mameda, Taishi | Jan. 15, 2003 | 173 | 88 | R | R | Registered(developmental player ->) (Jul. 21). |
| 14 | Masuda, Tatsushi | Apr. 23, 1988 | 180 | 88 | R | R | |
| 17 | Matsumoto, Wataru | Nov. 28, 1996 | 176 | 90 | R | R | |
| 15 | Miyagawa, Tetsu | Oct. 10, 1995 | 177 | 85 | R | R | |
| 69 | Mizukami, Yoshinobu | Jul. 13, 1998 | 176 | 79 | R | R | |
| 28 | Moriwaki, Ryosuke | Jul. 13, 1992 | 175 | 70 | R | R | |
| 59 | Omagari, Ren | May 21, 1998 | 180 | 81 | R | R | |
| 26 | Sasaki, Takeru | May 13, 1996 | 179 | 87 | L | L | |
| 19 | Sato, Shunsuke | Jan. 3, 2000 | 182 | 83 | L | L | |
| 16 | Sumida, Chihiro | Aug. 20, 1999 | 177 | 81 | L | L | |
| 61 | Taira, Kaima | Nov. 15, 1999 | 173 | 93 | R | L | |
| 42 | Takahashi, Bo | Jan. 23, 1997 | 183 | 93 | R | R | |
| 13 | Takahashi, Kona | Feb. 3, 1997 | 190 | 105 | R | R | |
| 40 | Tamura, Ichiro | Sep. 19, 1994 | 173 | 86 | R | L | |
| 54 | Tinoco, Jesus | Apr. 30, 1995 | 193 | 117 | R | R | |
| 12 | Watanabe, Yutaro | Sep. 21, 2000 | 191 | 95 | R | R | |
| 36 | Yamada, Haruto | May 9, 2004 | 175 | 82 | R | R | |
| 44 | Yoza, Kaito | Sep. 15, 1995 | 173 | 80 | R | R | |
| No. | CATCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 65 | Furuichi, Takeru | Jun. 15, 2002 | 176 | 73 | R | R | Registered(developmental player ->) (Apr. 14). |
| 22 | Koga, Yuto | Sep. 10, 1999 | 174 | 86 | R | R | |
| 64 | Nakaguma, Daichi | Aug. 27, 1996 | 176 | 87 | R | L | |
| 38 | Noda, Kaito | Mar. 18, 2005 | 174 | 80 | R | R | |
| 2 | Okada, Masatoshi | Jun. 30, 1989 | 173 | 80 | R | R | |
| 78 | Saito, Masato | Aug. 7, 1995 | 180 | 86 | R | L | |
| 37 | Tsuge, Sena | Jun. 3, 1997 | 174 | 88 | R | R | |
| No. | INFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 6 | Genda, Sosuke | Feb. 16, 1993 | 179 | 75 | R | L | |
| 63 | Hasegawa, Shinya | May 17, 2002 | 183 | 85 | R | R | |
| 31 | Hiranuma, Shota | Aug. 16, 1997 | 179 | 80 | R | L | |
| 56 | Kawano, Ryota | Jun. 28, 2001 | 178 | 80 | R | S | |
| 0 | Kodama, Ryosuke | Jul. 10, 1998 | 166 | 65 | R | R | |
| 30 | Mackinnon, David | Dec. 15, 1994 | 188 | 100 | R | R | |
| 60 | Nakamura, Takeya | Aug. 15, 1983 | 175 | 102 | R | R | |
| 50 | Nakayama, Seigo | May 9, 1999 | 190 | 98 | R | L | |
| 58 | Satoh, Ryusei | Jan. 15, 1997 | 174 | 85 | R | R | |
| 34 | Takamatsu, Wataru | Jul. 2, 1999 | 177 | 75 | R | L | Traded by Chunichi (Jul. 20). |
| 62 | Takizawa, Natsuo | Aug. 13, 2003 | 164 | 65 | R | L | |
| 5 | Tonosaki, Shuta | Dec. 20, 1992 | 177 | 82 | R | R | |
| 49 | Tysinger, Brandon Taiga | Jun. 15, 1998 | 179 | 86 | R | R | |
| 8 | Watanabe, Kento | Dec. 26, 1998 | 176 | 115 | R | R | |
| 39 | Wu, Nien-Ting | Jun. 7, 1993 | 175 | 80 | R | L | |
| 3 | Yamakawa, Hotaka | Nov. 23, 1991 | 176 | 103 | R | R | |
| 32 | Yamamura, Takayoshi | Sep. 28, 2002 | 183 | 86 | R | L | |
| 4 | Yamanobe, Kakeru | May 24, 1994 | 170 | 74 | R | R | |
| 52 | Yohkawa, Naomasa | Jul. 17, 1991 | 180 | 90 | R | R | |
| No. | OUTFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 33 | Furukawa, Yuudai | May 25, 2004 | 186 | 90 | R | R | |
| 9 | Hiruma, Takuya | Sep. 8, 2000 | 177 | 87 | L | L | |
| 7 | Kaneko, Yuji | Apr. 24, 1990 | 179 | 76 | R | S | |
| 72 | Kawagoe, Seiji | Jun. 30, 1993 | 174 | 80 | L | L | Traded to Chunichi (Jul. 20). |
| 68 | Kishi, Junichiro | Dec. 8, 1996 | 174 | 85 | R | R | |
| 1 | Kuriyama, Takumi | Sep. 3, 1983 | 177 | 85 | R | L | |
| 66 | Nakamigawa, Yuta | Oct. 22, 2002 | 180 | 90 | R | L | |
| 51 | Nishikawa, Manaya | Jun. 10, 1999 | 181 | 87 | R | L | |
| 10 | Payton, Mark | Dec. 7, 1991 | 173 | 82 | L | L | |
| 46 | Suzuki, Shohei | May 20, 1998 | 175 | 80 | L | L | |
| 73 | Takagi, Wataru | Dec. 6, 1999 | 181 | 87 | R | L | |
| 53 | Takeda, Aito | Apr. 6, 1997 | 177 | 92 | R | R | |
| 35 | Wakabayashi, Gakuto | Apr. 13, 1998 | 177 | 75 | R | R | |
Developmental Squad
| No. | PITCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
|---|---|---|---|---|---|---|---|
| 112 | Awatsu, Kaito | Mar. 1, 1997 | 180 | 88 | R | R | |
| 116 | Herrera, Jasier | Jan. 1, 1998 | 198 | 91 | R | R | |
| 120 | Idei, Toshihiro | Apr. 29, 1997 | 185 | 80 | R | R | |
| 113 | Itoh, Sho | Feb. 10, 1999 | 177 | 78 | R | R | |
| 121 | Miura, Daiki | Apr. 7, 2000 | 180 | 88 | R | L | |
| 111 | Saito, Hiromasa | Jun. 3, 1995 | 178 | 80 | L | L | |
| 128 | Sugai, Shinya | Jun. 28, 2003 | 183 | 80 | L | L | |
| 114 | Uema, Towa | Jan. 31, 2001 | 180 | 82 | R | R | |
| No. | CATCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 122 | Koresawa, Ryosuke | Apr. 19, 2000 | 177 | 78 | R | R | |
| 117 | Makino, Shoya | Mar. 4, 2001 | 178 | 80 | R | L | |
| No. | INFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 118 | Nomura, Kazuki | Jun. 7, 2003 | 183 | 95 | R | R | |
| No. | OUTFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 115 | Cuadrado, Romer | Sep. 12, 1997 | 193 | 102 | R | R | |
| 119 | Higuma, Montell | Mar. 18, 2000 | 186 | 88 | R | R | |
| 123 | Miyamoto, Joseph Ken | Mar. 24, 1999 | 175 | 88 | R | S |