- 25 o'clock the WORLD is featured in Popperz Chronicle, which appears in the same game.
- 25 o'clock the WORLD is one of the Special Ending unlocks of the pop'n time trip (ポップンタイムトリップ?) event. It could be unlocked from October 3rd, 2019 to February 19th, 2020 by filling out the ?? card.
- With a stamp requirement of 50 stamps, it has the largest stamp requirement of any song in the game.
- 25 o'clock the WORLD's rival character, Nornir, is the only brand-new character created for pop'n music peace.
- Like with Fate No.23 and 24/7 Popperz, 25 o'clock the WORLD is numbered after the game its from (peace is the 25th iteration of pop'n music).
- Coincidentally, all three songs are composed by Daichi Watanabe.
- 25 o'clock the WORLD's EX chart has a Spicy Gauge.
Song Production Information
Difficulty and Notecharts 
pop'n music difficulty rated from 1 to 50 from Sunny Park onwards.
|Notecounts||269 / ?||622 / 54||1084 / 113||1789 / 136||538||-|
|pop'n music peace→Present||18||34||43||50||26||-|