1) Pebble in Japanese.
2) A character form the Touhou Project thats able to manipulate a person's subconscious.
1) Koishi means pebble in Japanese.

2) Koishi is my favorite Touhou character~
by Koishi January 27, 2011
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or for shawnmichaels on #koishi, it means stoned.. NOT FUCK YOU
by meh March 20, 2003
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Wait a sec. Who was she?
Koishi komeji is my favorite Touhou despite me not knowing who she is!
by hahapeepeepoopoo123 December 7, 2020
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The act of using your occult and the knockback of a projectile to follow your target as you're wallslamming them
by notdegaliuss November 6, 2021
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