Akai Katana Shin (Switch). Akai Katana Shin. Contains Three Titles From Cave's Akai Katana Series. Akai Katana. Akai Katana Zetsu. Based on Akai Katana with an aspect ratio of 16:9. In Akai Katana and Akai Katana Zetsu, timing the shift well can block enemy bullets even on a screen that's full of them.
