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