The nightmare difficulty of the Shining Tracks series is all collected and archived. At multiple time points, you can get most of the achievements.

The nightmare difficulty of Shining Track II is all collected and archived, and at multiple time points, you can get most of the achievements.

Flash Track III: Nightmare difficulty is all collected and cleared and archived. At multiple time points, you can get most of the achievements.

闪之轨迹Ⅳ噩梦难度全收集通关存档，多个时间点位，可获取绝大部分成就。