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