noun
amanatsu; Japanese summer orange; sweet natsumikan
A citrus fruit, a less sour variety of the natsumikan (Citrus natsudaidai). Often eaten fresh or used in sweets.
See also: 甘夏
甘夏みかんは普通の夏みかんより酸味が少ない。
Amanatsu is less sour than regular natsumikan.
このジャムは甘夏みかんで作った。
This jam was made from amanatsu.
Natsumikan is the more sour, original variety; 甘夏みかん is a sweeter cultivar.
Compound of 甘 (ama, 'sweet') + 夏 (natsu, 'summer') + みかん (mikan, 'mandarin orange'). The name distinguishes this sweeter variety from the more sour 夏みかん.