Happy! Happy♪ (2011) #1: Vol. 1

Next in Happy! Happy♪ (2011)

• #2 · Vol. 2 Dec 13, 2011
• #3 · Vol. 3 May 11, 2012
• #4 · Vol. 4 Dec 13, 2012
• #5 · Vol. 5 Aug 12, 2013