How long is Under Night In-Birth?

Under Night In-Birth takes about 31m to beat the main story, or around 5h with extras.

How long does it take to 100% Under Night In-Birth?

A completionist run of Under Night In-Birth takes about 20h.

Updated community averages based on player submissions.

Main Story

31m

Main + Extra

Completionist

20h

1 video + 3 screenshots

Under Night In-Birth is a 2D fighting game co-developed by Ecole Software and French-Bread. It received many updates for adjustments and characters.

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Last updated Feb 17, 2026