Okuyasu Nijimura was obtainable for a limited time as a collaboration character in the mobile game Puzzle & Dragons.
虹村億泰＆ザ・ハンド
Attributes: 
Rarity: 5★ (Base)
No. 9587
HP
3,055 (Lvl.99)
ATK
3,001 (Lvl.99)
RCV
0 (Lvl.99)
Active Skill: "I'll shave it off!"
5x this ally's ATK for 1 turn, changes Light Orbs to Water; Water Orbs enhanced, reduces enemies' remaining HP by 30%
Leader Skill: "Teleportation"
[Orb move time: 15 sec]; 26x ATK & reduces damage by 72% whene Water & Dark attack at once
ザ・ハンド
Attributes:
Rarity: 6★ (Assist Evolution)
No. 9588
HP
3,055 (Lvl.99)
ATK
3,001 (Lvl.99)
RCV
0 (Lvl.99)
Active Skill: "Ability to Shave Space"
Inflicts damage equal to 30% of enemies' HP; removes Orb locks, changes all Orbs to Water & Dark
Leader Skill: "N/A"
N/A