Obverse

School building with three carp streamers (Koinobori) on flagpole

Lettering:
日 本 国
10000 円

Translation:
State of Japan
10,000 Yen

Reverse

Birds in flight, tree in the middle, clouds and landscape in the background

Lettering:
が ん ば ろ う 日 本
• 平 成 27 年 •

Translation:
Let's do our best Japan
Year 27 of Heisei

(Above information from NUMISTA.COM)