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