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Oppaidius Summer Trouble! cover

Oppaidius Summer Trouble!

Achievement guide · roadmap · tracker

An ecchi visual novel with a '90s retro vibe! It features original FM-synth music (Yamaha YM2151 sound chip), pixel art (PC-98) backgrounds, and yes, oppai!

Simulator Indie Erotic
2018 ★ 75 15 achievements Guide 0%
15 achievements
The Adventure Begins!

The Adventure Begins!

Started the game for the first time.

Ok… Maybe It’s a Bit Too Much…

Ok… Maybe It’s a Bit Too Much…

See the Light!

See the Light!

Won the swimming race.

MAX COMBO!

MAX COMBO!

The Letter

The Letter

Penalty!

Penalty!

Climax!

Climax!

Game Center OX

Game Center OX

Panties!

Panties!

Anything’s Possible in Your Dreams!

Anything’s Possible in Your Dreams!

Seagull’s Secret

Seagull’s Secret

The “Legend”…?

The “Legend”…?

Patience…

Patience…

Oppaidius Da!

Oppaidius Da!

Got every ending!

Gallery Complete!

Gallery Complete!

Congratulations! You unlocked every art in the game!

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