Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon

An adventure game starring the fictional Japanese private investigator Ryunosuke Todo.

1 June 1988

Adventure

Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon is an adventure developed by Riverhillsoft, released 1 June 1988 on TurboGrafx-16/PC Engine, FM-7, MSX2 and PC (Microsoft Windows).

Verified 3 Sep 2026 Sources: IGDB

What Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon is

Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon is an adventure game developed by Riverhillsoft and released in 1988. It was published by D4 Enterprise. It is available on TurboGrafx-16/PC Engine, FM-7, MSX2, PC (Microsoft Windows), PC-8800 Series, PC-9800 Series, Sharp X1 and Sharp X68000.

What it launched against

Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon launched on 1 June 1988, within three weeks of Blaster Master and Altered Beast.

Released around the same time: Blaster Master, Altered Beast.

Screenshots

All media

Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon gameplay screenshot

Dlc

Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon

18 December 2008

G-Mode Archives+: Todo Ryuunosuke Tantei Nikki vol.1 - Kohakuiro no Igon: Seiyou Karuta Renzoku Satsujin Jiken

18 May 2023

Eggconsole Kohakuiro no Yuigon PC-8801mkIISR

5 March 2026

Quick answers

Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon — frequently asked questions

When did Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon come out?

Todo Ryuunosuke Tantei Nikki: Kohaku-iro no Yuigon was released on 1 June 1988 for TurboGrafx-16/PC Engine, FM-7, MSX2, PC (Microsoft Windows), PC-8800 Series, PC-9800 Series, Sharp X1 and Sharp X68000.

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