Hajimari no Umi

 is the 22nd single by Sakamoto Maaya. It was released on July 31, 2013, and peaked at #19 on the Oricon single chart.

Single Information
Hajimari no Umi was used as the opening theme for the anime Tamayura ~More Aggressive~, while Okaerinasai ~Acoustic Ver.~ was featured in it as an insert song.

CD

 * 1) Hajimari no Umi (はじまりの海)
 * 2) Itsumo no Tokoro de (いつものところで)
 * 3) Okaerinasai (おかえりなさい) ~Acoustic Ver.~
 * 4) Medley “Roots of SSW"(LIVE)

Limited Edition DVD

 * 1) music video "Hajimari no Umi"
 * 2) COUNTDOWN LIVE 2012→2013~TOUR "Mitsubachi" FINAL ~ Digest Video