Classic Japanese summer tune by Inoue Yousui
His website: http://www.y-inoue.com/

Too bad this site does not support Japanese texts.  Oh well.
I used an ukulele to pick up these chords, pretty sure they will work for guitars too.

A         E7   C#7    F#m
Natsu ga sugi kaze azami

D         A       Bm7    E7
Dare no akogare ni samayou

A   E7     C#7     F#m
Aozora ni nokosareta

D          A         Bm7   E7   A
Watashi no kokoro wa natsu moyou


E9      C#7    E9     C#7
Yume ga same, yoru no naka

C#m7-5 F#7 Bm  E7      A
Nagai fuyu ga mado o tojite

C#m7-5 F#7      Bm7
Yobikaketa mama de

E7
Yume wa tsumari omoide no atosaki


A       E7    C#7     F#m
Natsu matsuri yoi kagari

D        A         Bm7    E7
Mune no takanari ni awasete

A       E7    C#7      F#m
Hachigatsu wa yume hanabi

D         A         Bm7  E7   A
watashi no kokoro wa natsumoyou


E9      C#7  E9     C#7
mega samete yume no ato
C#m7-5 F#7 Bm  E7          A
nagai kage ga  yoru ni nobite

C#m7-5 F#7        Bm7
hoshi kuzu no sora e
E7
yume wa tsumari omoide no atosaki

A       E7    C#7     F#m
natsu ga sugi kaze azami
D
dare no akogare ni samayou
A      E7    C#7     F#m
hatigatsu wa yume hanabi
D         A       Bm7      E7  A
watashi no kokoro wa natsu moyou

---------------------------------------