Manatsu no Kousen (Ray of Light in Midsummer) by Morning Musume, played slow and ballady, much like the Hawaiian version in "Hawaiian de Kiku Morning Musume Single Collection" album. I haven't heard the Hawaiian version in full, only snippets here and there. It was performed by Coconuts Musume, Fujimoto Miki and Ishii Rika.
Manatsu no Kousen is listed by Music Station as one of top 111 summer songs of all time in Japan. Every time I hear this song, it certainly puts a smile to my face. An absolute "summer of love" kind of feel.
So here's what I got...
Lyrics and Romaji | Translation