Akira Otoishi (音石 明, Otoishi Akira) appears in Diamond Records as a playable character in both the Action Battle and Tactical Battle game modes. He has a variety of unlockable statues between the 'Fighting Spirit' and 'Solitary' types, ranging from 3 stars to 6 stars. Otoishi's moveset in both game modes is comprised of various attacks inspired by the anime, using his stand Red Hot Chili Pepper.
Otoishi's basic attack string is a combination of up to five various strikes from Red Hot Chili Pepper. In Tactical Battle, this is cut down to only three hits.
Otoishi plays his guitar and buffs himself.
Otoishi charges up an attack using Red Hot Chili Pepper based on how long the attack button is held. When fully charged, a miniature plane is sent after opponents. In Tactical Battle, this hits all opponents present on the stage. (Unlockable)
Otoishi charges up an attack using Red Hot Chili Pepper based on how long the attack button is held. When fully charged, Red Hot Chili Pepper will unleash a barrage of punches.
Red Hot Chili Pepper flies towards an opponent, disappears into the ground below them and jumps back out to deliver a second blow. (Unlockable)
Otoishi plays his guitar while Red Hot Chili Pepper unleashes a long series of attacks on opponents.
3-star ~Firm Confidence~ (Solitary)
Max LVL Stats:4446 HP/2457 ATK/2340 DEF Max LVL Tree Stats:8046 HP/4932 ATK/4815 DEF
4-star (Fighting Spirit)
Max LVL Stats:6936 HP/5100 ATK/3672 DEF Max LVL Tree Stats:10236 HP/12750 ATK/5622 DEF
4-star ~Firm Confidence~ (Solitary)
Max LVL Stats:7296 HP/4032 ATK/3840 DEF Max LVL Tree Stats:12996 HP/8232 ATK/8040 DEF
5-star (Fighting Spirit)
Max LVL Stats:10302 HP/7575 ATK/5454 DEF Max LVL Tree Stats:14502 HP/21375 ATK/7554 DEF
5-star ~Firm Confidence~ (Solitary)
Max LVL Stats:11058 HP/6111 ATK/5820 DEF Max LVL Tree Stats:19458 HP/13011 ATK/12720 DEF
6-star ~Firm Confidence~ (Solitary)
Max LVL Stats:11040 HP/8625 ATK/6555 DEF Max LVL Tree Stats:17640 HP/16125 ATK/13755 DEF