Full list of all 46 AKIBA'S TRIP: Undead & Undressed achievements. It takes around 35-40 hours to unlock all of the achievements on Windows.
Achieved the true end in Shion's route.
Obtained every ending.
Cleared the game on Gamer difficulty.
Collected 75 different types of lower body clothing.
Executed Unison Strip with all 6 partners.
Achieved the true end in Rin's route.
Collected 25 different types of accessory.
Cleared the battle arena with an S rank.
Refined any weapon or article of clothing up to 999.
Collected 75 different types of upper body clothing.
Collected 25 different types of headgear.
Achieved the true end in Tohko's route.
Changed clothes on all parts of the body.
Achieved the true end in Shizuku's route.
Achieved the little sister ending.
Cleared the game.
Removed 300 articles of clothing.
Collected 50 different weapon types.
Collected 25 different types of footwear.
Collected 25 different types of upper body clothing.
Defeated Zenya at the battle arena and turned him back into a regular otaku.
Collected 25 different types of lower body clothing.
Collected 25 different types of underwear.
Inferred information about Rin and Daishihon Pharmaceuticals.
Collected 100 pieces of underwear.
Executed 20 finishers.
Cleared 30 unique side missions.
Achieved level 30.
Gained the ability to wear women's clothing.
Tore 300 articles of clothing.
Emerged victorious against Zenya...with a little help.
Refined a weapon or article of clothing for the first time.
Chain-stripped 12 articles of clothing.
Cleared 10 unique side missions.
Collected 25 different weapon types.
Chained 50 attacks.
Removed 50 articles of clothing.
Attended Rin's public concert.
Obtained every trophy.
Cleared the game on Otaku difficulty.
Connected 100 hits via counterattack.
Executed Counter Strip 30 times.
Chained 200 attacks.
Purchased items at every store.
Collected 100 ad flyers.
Acquired one million yen.