Tameshi Ittō-ryū: Kabuto Otoshi — Genji Bājon (試一刀流兜落源嗣追悼, Literal meaning: One Sword School Test Cutting: Helmet Drop — Genji Version) is a Tameshi Ittō-ryū technique used by Yamada Asaemon Shugen where he uses the imitated strength of Yamada Asaemon Genji to apply force to a single swing of his sword.