noun
Rubus microphyllus; a species of raspberry
A specific wild raspberry species native to East Asia. The name literally means 'bitter strawberry', referring to its taste.
山でニガイチゴを見つけた。
I found a Rubus microphyllus in the mountains.
ニガイチゴの実は少し苦い。
The fruit of the Rubus microphyllus is a little bitter.
Compound of 苦 (にが, 'bitter') and 苺 (いちご, 'strawberry'), referring to the bitter taste of the fruit.