Here is the full list of all 55 WISH - there are Paradise High achievements.
Pop 100 ice blocks
Combo ten times in one move
Superline block combo complete
Super block combo complete
Vertical line block combo complete
Midori's H Mode Complete
Midori Achievement 100%
Acquire all standing CGs in Midori
Koharu's H Mode Complete
Collect 100 stars
Koharu Achievement 100%
Acquire all standing CGs in Koharu
Acquire all standing CGs in Yukino
Yukino's H Mode Complete
Yukino Achievement 100%
Pop 50 ice blocks
Pop 100 gift Blocks
Aimi's H Mode Complete
Aimi Achievement 100%
Acquire all standing CGs in Aimi
Rituko Achievement 100%
Acquire all standing CGs in Rituko
Rituko 's H Mode Complete
Pop 50 gift Blocks
Pop 50 chain blocks
Horizontal and vertical block combination combo complete
Combo five times in one move
Pop 100 heart Blocks
Acquire all standing CGs in Hina
Hina's H Mode Complete
Hina Achievement 100%
Pop 100 Bubble Blocks
Pop 25 chain blocks
Collect 50 stars
Acquire all standing CGs in Sachiko
Sachiko's H Mode Complete
Sachiko Achievement 100%
Pop 10 superblocks
Rumi's H Mode Complete
Rumi Achievement 100%
Acquire all standing CGs in Rumi
Pop 10 horizontal blocks
Pop 10 vertical blocks
Horizontal line block combo complete
Pop 50 heart Blocks
Pop 5 horizontal blocks
Pop 5 superblocks
Pop 50 bubble Blocks
Acquire all standing CGs in Nanami
Nanami's H Mode Complete
Pop 5 vertical blocks
Nanami Achievement 100%
Acquire all standing CGs in Roha
Roha's H Mode Complete
Roha Achievement 100%