Masami Iwasaki (Norway) - My house is… Quiet. ~With the Trolls~
Iwasaki Masami - Cantarella (instrumental)
Iwasaki Masami (Hiyoshi Wakashi) - RISE - Gekokujou + Joutou
Keiko Sakai, Takahiro Mizusima, Hirosi Simozaki, Iwasaki Masami, Ayumi Asakura - Always With You!
Takahiro Mizushima (Finland), Keikou Sakai (Sweden), Hiroshi Shimozaki (Denmark), Masami Iwasaki (Norway) and Ayumu Asakura (Iceland) - Always With You... Nordic Five!
Suwabe Junichi, Hoshi Souichiro, Namikawa Daisuke, Iwasaki Masami - Fujouri (Prince of Tennis / Принц Тенниса)
Takahiro Mizushima, Keikou Sakai, Hiroshi Shimozaki, Masami Iwasaki, and Ayumu Asakura - Always With You... Nordic Five!
Hetalia Takahiro Mizushima, Keikou Sakai, Hiroshi Shimozaki, Masami Iwasaki, and Ayumu Asakura - Always With You... Nordic Five!
Keikou Sakai, Takahiro Mizushima, Hiroshi Shimozaki, Masami Iwasaki and Ayumu Asakura - Always With You...Nordic 5!
Axis Powers Hetalia - Takahiro Mizushima, Keikou Sakai, Hiroshi Shimozaki, Masami Iwasaki, and Ayumu Asakura - Nordic Five - Always With You!