岡井明日菜 (Okai Asuna), legal name 矢島明日菜 (Yajima Asuna), is a former member of the Hello! Project trainee group Hello Pro Egg. She is the younger sister of ℃-ute's Okai Chisato.
Hello! Project 2009 Winter Kettei! Hello☆Pro Award '09 ~Elder Club Sotsugyou Kinen Special~
Hello! Project 2010 Winter Kachou Fuugetsu ~Mobekimasu!~
Hello! Project 2010 Winter Kachou Fuugetsu ~Shuffle Date~
Hello! Project 2008 Winter ~Kettei! Hello☆Pro Award '08~
Hello! Project 2010 Summer ~Fankora!~
Hello! Project 2009 Summer Kakumei Gannen ~Hello! Chanpuru~
Hello! Project 2007 Summer 10th Anniversary Dai Kanshasai ~Hello☆Pro Natsu Matsuri~Hello! Project 2008 Winter ~Wonderful Hearts Nenjuu Mukyuu~
Hello! Project 2008 Summer Wonderful Hearts Kouen ~Hishochi de Date Itashima SHOW~
Hello! Project 2009 Winter Wonderful Hearts Kouen ~Kakumei Gannen~
Hello! Project 2007 Winter ~Wonderful Hearts Otome Gocoro~Hello! Project 2007 Winter ~Shuuketsu! 10th Anniversary~
Hello! Project 2009 Shinjin Kouen 6gatsu ~Nakano STEP!~
The 1st Hello! Project Newcomer's Performance History of Hello! Pro EGG
Hello Pro Egg DVD Magazine Vol.3
