Gambler Jiko Chuushinha: Katayama Masayuki no Mahjong Dojo

Nov 5, 1990Sega Mega Drive/Genesis

Gambler Jiko Chuushinha: Katayama Masayuki no Mahjong Dojo — frequently asked questions

What platforms is Gambler Jiko Chuushinha: Katayama Masayuki no Mahjong Dojo on?: Gambler Jiko Chuushinha: Katayama Masayuki no Mahjong Dojo was released on Sega Mega Drive/Genesis.
When did Gambler Jiko Chuushinha: Katayama Masayuki no Mahjong Dojo release?: Gambler Jiko Chuushinha: Katayama Masayuki no Mahjong Dojo was first released on November 5, 1990.

Game details

Developer: Game Arts
Publisher: Game Arts
Game modes: Single player

Details via IGDB.

Every version compared

Prices, contemporary reception and the studio credited for each release

Platform	Year	Loose	Complete	Sealed	Fake risk
Sega Genesis	1990	$4	$14	—	Low

Also released on: Sega Mega Drive/Genesis. We haven’t priced or authenticated that version yet.

Collector value & authenticity

Sega Genesis · PriceCharting sold data · Verified 2026-10-29

Loose

few sales

Complete

$14

few sales

Sealed

—

How often it sells

Loose: about once a year
Complete: about once a year
Sealed: about once a year

Prices marked “few sales” rest on about one recorded sale a year, so treat them as a rough guide: the next copy could sell well above or below. Expect to wait for one to come up.

Sales frequency from PriceCharting's completed-sale records, as of 2026-10-29.

Price over time

Loose
Complete

A loose copy sold for about $2.13 in Oct 2021, and $3.89 as of Oct 2026.

Show as table

Month	Loose	Complete
Jan 2022	$2.81	$4.41
Jan 2023	$5.33	$5.61
Jan 2024	$5.33	$5.61
Jan 2025	$2.61	$18.29
Jan 2026	$3.58	$11.81
Oct 2026	$3.89	$13.95

Monthly price estimates from PriceCharting's completed-sale records, sampled quarterly, through Oct 2026.

Release record

Territory	Date	Product number
Japan	14 December 1990	T-45013

Source: Product numbers: MAME's Mega Drive software list and the No-Intro serial records in the libretro database, published where both agree on the same cartridge dump, or from the libretro records alone where MAME lists no number for that dump. Board and ROM numbers: MAME's software list

Region: JP
Released: 1990
Authenticity: Low

Modern re-releases, such as Sega Ages, the Genesis Mini and Nintendo Switch Online, are not tracked hereLow counterfeit risk

Sega Genesis prices, all games & how to spot a fake

A Japan-only mahjong title named for Masayuki Katayama and one of the cheaper carts in its group.

Gyuwambler Jiko Chushinha: Katayama Masayuki no Mahjong Dojo was developed by Yellow Horn and published by Game Arts. It came out only in Japan, on 14 December 1990.

Before you buy

Among Japan-only carts it is one of the cheapest. Japanese cartridges have a different shape and do not fit a Western console without an adapter or removing two plastic tabs in its slot.