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