お兄ちゃんと一緒 [Oniichan to Issho] is a 10-book series with 10 primary works first released in 2004 with contributions by Hari Tokeino and Tokeino Hari.
2004 • 2 Readers • 4
2005 • 1 Reader • 4
2005 • 1 Reader • 4
2006 • 1 Reader • 4
2006 • 1 Reader • 4
2007 • 1 Reader • 4
2007 • 1 Reader • 4
2008 • 1 Reader • 4
2008 • 1 Reader • 4
2009 • 1 Reader • 4