-- 1.) Gosan no Heart (prequel)
-- 2.) Owaranai Fukou ni Tsuite no Hanashi (prequel, story of udous older brother, takayuki from Gosan no Heart) <----- were reading this~
-- 3.) Gosan de Fukou na Koibanashi (sequel to Gosan no Heart)
-- 4.) Yamanai fukou no Owara Sekata (sequel to Gosan de Fukou na Koibanashi)
Owaranai Fukou Ni Tsuite No Hanashi