Here is the full list of all 37 DATE A LIVE: Rio Reincarnation HD achievements.
Started Rinne Utopia.
Started Arusu Install.
Selected one of the heroines on the map.
Selected one of the sub-characters on the map.
Watched Tohka's good ending in Rinne Utopia.
Watched Origami's good ending in Rinne Utopia.
Watched Yoshino's good ending in Rinne Utopia.
Watched Kurumi's good ending in Rinne Utopia.
Watched Kotori's good ending in Rinne Utopia.
Watched Rinne Utopia's true ending.
Watched all possible endings in Rinne Utopia.
Watched the "What if?" ending in Rinne Utopia. Miracles do happen.
Watched Tohka's good ending in Arusu Install.
Watched Origami's good ending in Arusu Install.
Watched Yoshino's good ending in Arusu Install.
Watched Kurumi's good ending in Arusu Install.
Watched Kotori's good ending in Arusu Install.
Watched Kaguya's good ending in Arusu Install.
Watched Yuzuru's good ending in Arusu Install.
Watched Miku's good ending in Arusu Install.
Watched Arusu Install's true ending.
Watched all possible endings in Arusu Install.
Watched the digest scenarios.
Started Rio Reincarnation.
Watched Maria's ending in Rio Reincarnation.
Watched Marina's ending.
Watched Rio's ending in Rio Reincarnation.
Watched Rio Reincarnation's true ending.
Watched all endings.
Watched all bad endings.
All memories obtained.
Collected 50% of the CGs.
Collected 100% of the CGs.
Watched all movies.
Listened to all BGM tracks.
Watched all sub-character scenarios.
Obtained all Achievements.