According to his former colleague Kōji Ogata, he was the main illustrator of the Kunio-Kun series since Downtown Nekketsu Monogatari with 2 notable exceptions: Downtown Nekketsu Baseball Monogatari (illustrated by Kokomahi / ここまひ) and Kunio-kun no Dodge Ball Da Yo: Zenin Shūgo (source).
Ogata adds that "Shiroto joined the company a few months after me, and we were almost the same age."(source).
He passed away years ago (date unknown).
Games
Other video game related works
Gallery
Bikkuri Nekketsu Shinkiroku! Haruka naru Kin-Medal / びっくり熱血新記録！はるかなる金メダル, AKA Crash 'n' the Boys: Street Challenge (Famicom - 1992, Game Boy - 1993)
Planner (Source: in-game credits)
Double Dragon / ダブルドラゴン (Arcade - 1987)
Graphic design (Source: in-game credits)
Double Dragon / ダブルドラゴン (Famicom - 1988)
Cover art for the Japanese version (Source: credited on the poster included in the OST of the Arcade version)
Double Dragon / ダブルドラゴン (Game Boy - 1990)
"Character Designed By" (Source: in-game credits)
Downtown Nekketsu Monogatari / ダウンタウン熱血物語, AKA River City Ransom (U) / Street Gangs (E) (Famicom - 1989, X68000 - 1990, PC Engine CD - 1993)
Cover art (Source: mentioned by Kōji Ogata on Twitter)
"Character Designed By" (Source: credited in the Famicom and X68000 versions)
Kunio-Kun no Nekketsu Soccer League / くにおくんの熱血サッカーリーグ (Famicom - 1993)
Cover art (Source: mentioned by Kōji Ogata on Twitter)
Nekketsu Kōha Kunio-kun / 熱血硬派くにおくん (Arcade - 1986)
Flyer illustration (Source: mentioned by Kōji Ogata on Twitter)
Nekketsu Kōkō Dodgeball-Bu / 熱血高校ドッジボール (Arcade - 1986)
Graphic design: main characters (Source: mentioned by Kōji Ogata on Twitter)
Nekketsu Kōkō Dodgeball-Bu / 熱血高校ドッジボール, AKA Super Dodgeball (Famicom - 1988, PC Engine - 1990)
Cover art (Source: mentioned by Kōji Ogata on Twitter)
Manual illustrations (Source: in-game credits)
Ridegear Guybrave / 雷弩機兵ガイブレイブ (PS1 - 1997)
Director, Ridegear & Background Design (Source: in-game credits)
Sai Yu Gou Ma Roku - Ryūbō Yōgi no Shō / 西遊降魔録 流棒妖技ノ章, AKA China Gate (Arcade - 1988)
? (Source: in-game credits)
Sugoro Quest - Dice no Senshi-Tachi / すごろクエスト ダイスの戦士たち (Famicom - 1991)
Planner, graphic design, character design (Source: in-game credits)
V'Ball: U.S. Championship Beach Volley, AKA Super Spike V'Ball (Arcade - 1988)
Graphic design (Source: in-game credits)
V'Ball: U.S. Championship Beach Volley, AKA Super Spike V'Ball (Famicom - 1989)
(Source: in-game credits)
Xain'd Sleena / ザインドスリーナ (Arcade - 1986)
"Characters" (Source: mentioned by Kōji Ogata on Twitter)
Double Dragon
Downtown Nekketsu Monogatari
Kunio-Kun no Nekketsu Soccer League
Nekketsu Kōha Kunio-kun
Nekketsu Kōkō Dodgeball-Bu
Sugoro Quest - Dice no Senshi-Tachi