Here is the full list of all 46 AKIBA'S TRIP: Undead & Undressed trophies - there are 32 bronze, 10 silver, 3 gold and 1 platinum.
Obtained every trophy.
Achieved the little sister ending.
Obtained every ending.
Achieved the true end in Rin's route.
Purchased items at every store.
Collected 75 different types of lower body clothing.
Collected 100 ad flyers.
Achieved the true end in Shion's route.
Collected 25 different types of headgear.
Collected 75 different types of upper body clothing.
Acquired one million yen.
Cleared the battle arena with an S rank.
Chain-stripped 12 articles of clothing.
Collected 25 different types of accessory.
Achieved the true end in Tohko's route.
Cleared the game on Otaku difficulty.
Collected 25 different types of underwear.
Refined any weapon or article of clothing up to 999.
Collected 100 pieces of underwear.
Executed 20 finishers.
Collected 25 different types of footwear.
Achieved the true end in Shizuku's route.
Cleared the game on Gamer difficulty.
Cleared the game.
Collected 25 different types of upper body clothing.
Removed 300 articles of clothing.
Changed clothes on all parts of the body.
Defeated Zenya at the battle arena and turned him back into a regular otaku.
Collected 25 different types of lower body clothing.
Executed Unison Strip with all 6 partners.
Inferred information about Rin and Daishihon Pharmaceuticals.
Executed Counter Strip 30 times.
Connected 100 hits via counterattack.
Cleared 30 unique side missions.
Achieved level 30.
Had 300 articles of clothing stripped off.
Collected 50 different weapon types.
Gained the ability to wear women's clothing.
Emerged victorious against Zenya...with a little help.
Cleared 10 unique side missions.
Removed 50 articles of clothing.
Refined a weapon or article of clothing for the first time.
Collected 25 different weapon types.
Attended Rin's public concert.
Chained 200 attacks.
Chained 50 attacks.