Home › Onegai Teacher › Herikawa Koishi
Herikawa Koishi
from Onegai Teacher
"brown eyes""brown hair""short hair"
Want to collect, style and chat with Herikawa Koishi?
Play Waifumaster free
Play Waifumaster free
Herikawa Koishi is a character from Onegai Teacher. herikawa koishi, onegai teacher Collect Herikawa Koishi as a gacha card on Waifumaster, chat with Herikawa Koishi as her own AI persona, and trade duplicate cards on the player-to-player marketplace — free to play.
Chat with Herikawa Koishi
Herikawa Koishi has her own AI chat persona — she replies in character, remembers what you tell her, and adapts to the tone you set. Sign in to start a private, one-on-one chat with Herikawa Koishi.
💬 Chat with Herikawa Koishi →How to collect Herikawa Koishi
Rarity · Common (N)
- Pull her from the character gacha — soft pity kicks in at 50 pulls and a top-tier card is guaranteed by 60, so unlucky streaks still pay off.
- Raise her mastery by pulling duplicates (N → R → SR → SSR → UR). Each tier unlocks a new outfit, pose set, and expanded chat memory for Herikawa Koishi.
- Skip the grind — buy Herikawa Koishi straight from the player marketplace or the curated Trader shop with 🌸 hearts.
- Style & chat — once you own Herikawa Koishi you can restyle her outfits and talk to her one-on-one as her own AI persona.