Ishikawa also appears during the Valentine's Day 2012 event (v1.2.0) on the iOS. In "The legendary pet!", pet bandits stole the legendary pet Kumayoshi from Maimi and Ishikawa and the main character helped her to defeat the pet bandits and rescue the pet but Ishikawa did it to try to impress Maimi. After rescuing Kumayoshi from the pet bandits, Maimi gave Kumayoshi to the player and Ishikawa will assist the player in finding the ingredients to help Kumayoshi to recover.
During the second part of the Valentine's Day 12012 event, he and the player went to hunt down silver and golden wolves to collect silver and golden leaves. And in the third part, they both into a cave to collect silver and golden roses.
Valentine's Day 2012