When was the Koukiatsu Boy (JP GameBoy) price last updated?

The latest Float values for Koukiatsu Boy on JP GameBoy are from Nov 6, 2026.

Which edition is this Koukiatsu Boy listing?

This page is the Japan edition of Koukiatsu Boy on JP GameBoy.

Sealed value

$50.00

0.0% · 30d

Sealed Koukiatsu Boy (JP GameBoy) is $50.00 as of Nov 6, 2026. CIB is $21.56 and Loose is $5.43.

Last updated Nov 6, 2026.

30-Day Change

+0.0%

Sealed value compared with our snapshot from about 30 days ago.

Sealed Premium

9.2× loose

How much more a factory-sealed copy is worth versus a loose cartridge or disc.

Demand

Low

How actively this title tends to trade, based on yearly sales activity.

When was the Koukiatsu Boy (JP GameBoy) price last updated?: The latest Float values for Koukiatsu Boy on JP GameBoy are from Nov 6, 2026.
Which edition is this Koukiatsu Boy listing?: This page is the Japan edition of Koukiatsu Boy on JP GameBoy.