Play Data-Navi Pro Yakyuu (Japan) Online
Tiny pixel players swing for the fences while you tweak lineups between innings—this Japanese Game Boy Color baseball sim hides surprising depth beneath its simple pitching and batting.

Game Overview
Ever stumble across a game that feels like it was made just for you? Data-Navi Pro Yakyuu on the Game Boy Color is one of those—a little Japanese baseball sim that somehow nails the balance between simple and satisfying. The pixel players move with that classic chunky charm, and there’s something weirdly addictive about tweaking your lineup between innings.
At first glance, it looks like any other old-school baseball game, but the menus hide some sneaky depth. You can micromanage your team’s strategy or just jump straight into swinging—either way works. I lost a solid hour just fiddling with pitcher rotations before realizing I should probably, y’know, actually play a game.
It’s definitely a niche pick, but if you’ve got a soft spot for handheld sports games or Japan-only oddities, this one’s a quiet home run. Just don’t blame me when you start muttering “strike three” under your breath on the subway.

Download Data-Navi Pro Yakyuu (Japan) ROM
You can download this ROM to play Data-Navi Pro Yakyuu (Japan) offline using an Game Boy Color emulator (Top Emulators).
*This ROM is provided for backup and educational purposes only.