Full list of all 43 DAVE THE DIVER achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 15 achievements, and there is 1 DLC pack containing 28 achievements.
Caught 10 fish with a Sniper Rifle.
Discovered the under-sea village.
Bought First Interior Item.
Entered the Deep Sea for the first time.
Completed the Dolphin's request.
Picked up 100 items.
Enhanced 5 dishes.
Researched 5 new dishes
Caught 20 fish with melee weapons.
Reached Bronze Level in Cooksta.
Caught first shark.
First time bringing Dave back from the brink of death.
Fixed the Sushi Restaurant.
Completed the gun tutorial.
Made first equipment upgrade.
Sold 200 items at workshop.
Installed sprinklers in the garden.
Vegetable farm expanded to maximum.
Bancho Sushi formed a branch restaurant.
Fice field expanded to maximum.
Entered the Glacier Passage for the first time.
Researched 30 new dishes.
Duwa's workshop opened.
Mima's restaurant opened.
Gumo's seeweed farm opened.
Got to know Momo a little better.
Took 10 photos at Photo Spots.
Discovered the Glacier Passage.
Enhanced gun 3 times.
Caught 300 fish.
Watched the ending credits.
Collected all the blueprints.
Captured all of the Sea People murals.
Fed cat 20 times.
Raised 5 GYAO!s.
Captured 5 FishMon.
Achieved Platinum rank in Cooksta.
Trained employees to level 20.
Achieved Diamond rank in Cooksta.