watanabe no tsuna (fate)
Saber-class Servant introduced in the Heian-Kyo Lostbelt of Fate/Grand Order. One of Minamoto no Raikou's four samurai. His most notable feat is defeating Ibaraki Douji at Rashomon, resulting in her losing her hand.
Designed by Hidari (Left Side) and voiced by Akabane Kenji.