Sensou games often use historical figures. Ecchi Ecchi Sensou might replace warlords like Oda Nobunaga with bokugaki versions of famous ecchi heroines from To Love-Ru or High School DxD. The "portable" version would be a stripped-down fan game running on homebrew PSPs.
The word Portable is the smoking gun. During the PlayStation Portable’s reign (2004–2014), Japan saw an explosion of niche, low-budget, and often risqué games. Why? bokugaki echi echi sensou bokugaki ecchi ecchi war portable
Titles like Kenka Bancho: Badass Rumble, Valkyria Chronicles II, and Criminal Girls thrived. It’s plausible that Bokugaki Ecchi Ecchi Sensou Portable was a doujin (fan-made) game sold only at Comiket and distributed via blank UMDs. Such artifacts rarely get preserved. Sensou games often use historical figures
"Bokugaki" remains a cult classic in the Garo and Ax magazine tradition—publications known for alternative and avant-garde manga. It is not legally available on major English platforms like Shonen Jump or Crunchyroll. Interested readers typically find it through: Titles like Kenka Bancho: Badass Rumble , Valkyria
A non-Japanese speaker types "bratty boy lewd lewd war portable" into a translator, gets bokugaki echi echi sensou back, and then repeats it for emphasis. This accidental incantation spreads across Reddit, 4chan’s /v/ board, and obscure gaming wikis. Within years, people remember playing it—a Mandela Effect in the making.
Around 2008, a small Osaka-based developer named Studio Groping (fictional example) announced Boku-Gaki Ecchi Wars for PSP. It featured chibi character designs, turn-based "embarrassment combat," and a summer festival story. Due to Sony’s tightening policies on adult content for PSP, the game was shelved. Only a 30-second trailer on Nico Nico Douga remains, now deleted.