Here is the full list of all 100 Mosaique Neko Waifus 5 achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
SOLVE 1 PUZZLE
SOLVE 2 PUZZLES
SOLVE 5 PUZZLES
SOLVE 10 PUZZLES
SOLVE 15 PUZZLES
SOLVE 20 PUZZLES
CLICK THE PUZZLE PIECES 1 TIME
CLICK THE PUZZLE PIECES 10 TIMES
CLICK THE PUZZLE PIECES 50 TIMES
CLICK THE PUZZLE PIECES 100 TIMES
CLICK THE PUZZLE PIECES 200 TIMES
CLICK THE PUZZLE PIECES 300 TIMES
CLICK THE PUZZLE PIECES 400 TIMES
CLICK THE PUZZLE PIECES 500 TIMES
CLICK THE PUZZLE PIECES 600 TIMES
CLICK THE PUZZLE PIECES 700 TIMES
CLICK THE PUZZLE PIECES 800 TIMES
CLICK THE PUZZLE PIECES 900 TIMES
CLICK THE PUZZLE PIECES 1000 TIMES
COLLECT 1 ITEM
COLLECT 2 ITEMS
COLLECT 3 ITEMS
COLLECT 4 ITEMS
COLLECT 5 ITEMS
COLLECT 10 ITEMS
COLLECT 15 ITEMS
COLLECT 20 ITEMS
COLLECT 25 ITEMS
COLLECT 30 ITEMS
COLLECT 33 ITEMS
COLLECT 7 UNSPENT ABILITY POINTS
SOLVE 25 PUZZLES
SOLVE 30 PUZZLES
SOLVE 33 PUZZLES
CLICK THE PUZZLE PIECES 1500 TIMES
SOLVE 1 PUZZLE WITH NIKO
SOLVE 4 PUZZLES WITH NIKO
SOLVE 1 PUZZLE WITH TAMI
SOLVE 4 PUZZLES WITH TAMI
SOLVE 1 PUZZLE WITH KUMI
SOLVE 4 PUZZLES WITH KUMI
SOLVE 1 PUZZLE WITH FIA
SOLVE 4 PUZZLES WITH FIA
SOLVE 1 PUZZLE WITH SEDUCED NIKO
SOLVE 7 PUZZLES WITH SEDUCED NIKO
SOLVE 1 PUZZLE WITH SEDUCED TAMI
SOLVE 5 PUZZLES WITH SEDUCED TAMI
SOLVE 1 PUZZLE WITH SEDUCED KUMI
SOLVE 3 PUZZLES WITH SEDUCED KUMI
SOLVE 1 PUZZLE WITH SEDUCED FIA
SOLVE 3 PUZZLES WITH SEDUCED FIA
VIEW 10 PHOTOS
VIEW 100 PHOTOS
HELLO THERE!
ALL GIRLS JUMP OUT OF THEIR CLOTHES
SOLVE 1 BLOCK
SARA FIRST PUZZLE SOLVED
SARA FOURTH PUZZLE SOLVED
SOLVE 100 BLOCKS
SOLVE 200 BLOCKS
SOLVE 300 BLOCKS
SOLVE 400 BLOCKS
SOLVE 500 BLOCKS
SOLVE 600 BLOCKS
SOLVE 700 BLOCKS
SOLVE 800 BLOCKS
SOLVE 900 BLOCKS
SOLVE 1000 BLOCKS
LEVEL UP TO LEVEL 2
LEVEL UP TO LEVEL 5
LEVEL UP TO LEVEL 10
LEVEL UP TO LEVEL 15
LEVEL UP TO LEVEL 20
LEVEL UP TO LEVEL 25
LEVEL UP TO LEVEL 30
UNLOCKED HOT-DOG OF LOVE IN SKILL TREE
UNLOCK LOVE PUNCH IN SKILL TREE
UNLOCKED "PEEK" IN SKILL TREE
UNLOCKED "FLARE" IN SKILL TREE
UNLOCKED "EARTHQUAKE" IN SKILL TREE
UNLOCKED "LOVE SPARKLE" IN SKILL TREE
UNLOCKED "FLIP ALMOST SOLVED" IN SKILL TREE
UNLOCKED "CHOCOLATE AIRSTRIKE" IN SKILL TREE
UNLOCKED "FLASH BOMB" IN SKILL TREE
UNLOCKED "SECRET PRESENT" IN SKILL TREE
SOLVE 20 PIECES USING "FLIP ALMOST SOLVED"
CLICK A PIECE WITH "SECRET PRESENT"
CLICK A PIECE WITH "SECRET PRESENT" 5 TIMES
"LOVE SPARKLE" FIRED 50 TIMES
FIRE "CHOCOLATE AIRSTRIKE" 30 TIMES
FIRE "EARTHQUAKE" 10 TIMES
"FLARE" FIRED 15 TIMES
"LOVE PUNCH" FIRED 10 TIMES
LEVELED 5 ABILITIES IN TOTAL
LEVELED 10 ABILITIES IN TOTAL
LEVELED 15 ABILITIES IN TOTAL
LEVELED 20 ABILITIES IN TOTAL
GAIN 5000 EXPERIENCE
GAIN 10000 EXPERIENCE
GAIN 30000 EXPERIENCE