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