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Koibumi It is a letter confessing love. It is a so-called love letter. The content is sweet and sour, full of dreams and hopes. One letter can determine happiness or despair. It is such a fine line. This is an action game in which you become such a love letter and deliver love.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest ends
Lowest tracked price: €3.99 (Jul 7, 2026) · current best: €3.99.
80% positive reviews all-time.
Right now the cheapest offer for KOIBUMI is €3.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for KOIBUMI is €3.99 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when KOIBUMI drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
