James Walljasper a affronté 108 adversaires tout au long de sa carrière.

Player	Team(s)	Games
Pat Andree	Earthfriends Tokyo Z (JAP-2)	1
Gaku Ario	Sendai 89ers (JAP-2)	3
Gerald Beverly	Fukuoka Rizing (JAP-2)	3
Mie Birishibe	Earthfriends Tokyo Z (JAP-2)	1
Justin Burrell	Sendai 89ers (JAP-2)	3
Mark Burton	Earthfriends Tokyo Z (JAP-2)	1
Kemark Carino	Aomori Watts (JAP-2)	1
Drew Cotton	Utah Valley Wolverines (NCAA)	1
Josh Crawford	Earthfriends Tokyo Z (JAP-2)	1
Renaldo Dixon	Aomori Watts (JAP-2)	1
Luke Evans	Nagoya Fighting Eagles (JAP-2)	2
Samba Faye	Kumamoto Vorters (JAP-2)	1
Cache Fields	Utah Valley Wolverines (NCAA)	1
Andrew Fitzgerald	Ehime Orange Vikings (JAP-2)	2
Kouki Fujioka	Aomori Watts (JAP-2)	1
Naoyuki Fujisawa	Kumamoto Vorters (JAP-2)	1
Takumi Furuno	Kumamoto Vorters (JAP-2)	1
Jordan Hamilton	Kumamoto Vorters (JAP-2)	1
Richard Harward	Utah Valley Wolverines (NCAA)	1
Eiji Hayashi	Nagoya Fighting Eagles (JAP-2)	3
Kotaro Hisaoka	Earthfriends Tokyo Z (JAP-2)	1
Junpei Honda	Fukuoka Rizing (JAP-2)	3
Takashi Igarashi	Yamagata Wyverns (JAP-2)	2
Syunpei Ishii	Ehime Orange Vikings (JAP-2)	2
Tomohiro Ishii	Fukuoka Rizing (JAP-2)	2
Kaito Ishikawa	Nagoya Fighting Eagles (JAP-2)	4
Hiroaki Isono	Kumamoto Vorters (JAP-2)	1
Yamato Ito	Aomori Watts (JAP-2)	1
Lakeem Jackson	Aomori Watts (JAP-2)	1
Masashi Joho	Ehime Orange Vikings (JAP-2)	2
Jeremy Jones	Nagoya Fighting Eagles (JAP-2)	4
Jerome Jordan	Fukuoka Rizing (JAP-2)	3
Nagomu Kamizato	Sendai 89ers (JAP-2)	3
Junki Kano	Nagoya Fighting Eagles (JAP-2)	4
Masahiro Kanou	Fukuoka Rizing (JAP-2)	1
Hayato Kantake	Sendai 89ers (JAP-2)	3
Masaharu Kataoka	Sendai 89ers (JAP-2)	3
Ryohei Kawabe	Yamagata Wyverns (JAP-2)	3
Takaaki Kida	Kumamoto Vorters (JAP-2)	1
Alex Kikuyama	Sendai 89ers (JAP-2)	1
Kiichi Kikuyama	Aomori Watts (JAP-2)	1
Hayate Komasawa	Aomori Watts (JAP-2)	1
Seiji Kouno	Yamagata Wyverns (JAP-2)	1
Ryan Kriener	Ehime Orange Vikings (JAP-2)	2
Tsubasa Kurihara	Earthfriends Tokyo Z (JAP-2)	1
Kenny Lawson	Yamagata Wyverns (JAP-2)	3
Benjamin Lawson	Kumamoto Vorters (JAP-2)	1
Stedmon Lemon	Fukuoka Rizing (JAP-2)	3
Chih-Wei Lin	Fukuoka Rizing (JAP-2)	3
Wyatt Lowell	Utah Valley Wolverines (NCAA)	1
Connor Macdougall	Utah Valley Wolverines (NCAA)	1
Josei Maniwa	Yamagata Wyverns (JAP-2)	3
Takumi Masuko	Earthfriends Tokyo Z (JAP-2)	1
Jerome Meyinsse	Sendai 89ers (JAP-2)	3
Kazuki Miyamoto	Nagoya Fighting Eagles (JAP-2)	2
Yasuyuki Miyazaki	Nagoya Fighting Eagles (JAP-2)	3
Keijiro Monma	Aomori Watts (JAP-2)	1
Ryosuke Motomura	Kumamoto Vorters (JAP-2)	1
Shunto Murakami	Yamagata Wyverns (JAP-2)	3
Yoshifumi Nakajima	Yamagata Wyverns (JAP-2)	3
Ben Nakwaasah	Utah Valley Wolverines (NCAA)	1
Reiya Nozaki	Nagoya Fighting Eagles (JAP-2)	4
Junki Nozato	Aomori Watts (JAP-2)	1
Taiki Okada	Sendai 89ers (JAP-2)	1
Kazuma Okajima	Earthfriends Tokyo Z (JAP-2)	1
Devin Oliver	Sendai 89ers (JAP-2)	3
L.J. Peak	Kumamoto Vorters (JAP-2)	1
Eugene Phelps	Ehime Orange Vikings (JAP-2)	2
Brian Qvale	Nagoya Fighting Eagles (JAP-2)	4
Scootie Randall	Nagoya Fighting Eagles (JAP-2)	4
Rui Saito	Yamagata Wyverns (JAP-2)	1
Yohei Sakai	Ehime Orange Vikings (JAP-2)	2
Leo Sakai	Earthfriends Tokyo Z (JAP-2)	1
Ataru Sakata	Ehime Orange Vikings (JAP-2)	2
Orlando Sanchez	Yamagata Wyverns (JAP-2)	3
Ryusei Sasaki	Kumamoto Vorters (JAP-2)	1
Takuya Sasaki	Aomori Watts (JAP-2)	1
Takaya Sasayama	Nagoya Fighting Eagles (JAP-2)	4
Keita Sawabe	Sendai 89ers (JAP-2)	2
Hayden Schenck	Utah Valley Wolverines (NCAA)	1
Shuki Shigetomi	Fukuoka Rizing (JAP-2)	3
Daichi Shimoyama	Aomori Watts (JAP-2)	1
Taisei Shirato	Fukuoka Rizing (JAP-2)	3
Takuya Soma	Nagoya Fighting Eagles (JAP-2)	3
Baylee Steele	Utah Valley Wolverines (NCAA)	1
Kedrick Stockman	Nagoya Fighting Eagles (JAP-2)	2
Takanori Tahara	Yamagata Wyverns (JAP-2)	2
Shinya Takagi	Earthfriends Tokyo Z (JAP-2)	1
Kohei Takahashi	Yamagata Wyverns (JAP-2)	1
Seiya Tanaka	Sendai 89ers (JAP-2)	2
Aiki Tanno	Fukuoka Rizing (JAP-2)	1
Hiromu Terasawa	Sendai 89ers (JAP-2)	1
Jake Toolson	Utah Valley Wolverines (NCAA)	1
Conner Toolson	Utah Valley Wolverines (NCAA)	1
Yoshihiko Toshino	Ehime Orange Vikings (JAP-2)	2
Tatsuhiko Toshino	Ehime Orange Vikings (JAP-2)	2
Masato Tsukino	Sendai 89ers (JAP-2)	3
Yoshiya Uematsu	Fukuoka Rizing (JAP-2)	3
Hiroki Usui	Aomori Watts (JAP-2)	1
Travis Washington	Utah Valley Wolverines (NCAA)	1
Shota Watanabe	Sendai 89ers (JAP-2)	2
Kenta Whitaker	Kumamoto Vorters (JAP-2)	1
Isaiah White	Utah Valley Wolverines (NCAA)	1
Jawad Williams	Yamagata Wyverns (JAP-2)	2
Yuya Yamada	Yamagata Wyverns (JAP-2)	2
Shusuke Yamamoto	Ehime Orange Vikings (JAP-2)	2
Yuto Yamanouchi	Earthfriends Tokyo Z (JAP-2)	1
Ryunosuke Yanagawa	Yamagata Wyverns (JAP-2)	1