22 August 2010
- 23:2123:21, 22 August 2010 diff hist 0 m Lyrics: チルノのパーフェクトさんすう教室 is with c
24 July 2010
- 15:2215:22, 24 July 2010 diff hist −8 Article and Interview: Cirno 冷やす means "to cool". "Froze" suggests the insides where frozen solid, while there is no such indication.