In Tekken 5, I found a hidden stage, which seems to be Jinpachi's cutscene stage. In the stage, this appears after you land a hit once on the opponent. : r/Tekken
Jin Kazama | Tekken Wiki | Fandom
PS2 Cheats - Tekken 5 Guide - IGN
RARE! Tekken 5 Jin Kazama Magstage Figure w/Magnet Tomytec JAPAN 2 - Japanimedia Store