noun
northeastern part; the northeast
Refers to the northeastern area of a larger region, country, or geographical entity.
日本の北東部は東北地方と呼ばれています。
The northeastern part of Japan is called the Tohoku region.
その都市の北東部には大きな公園があります。
There is a large park in the northeastern part of that city.
東北部 is a less common variant that can also mean 'northeastern part', but 北東部 is more standard.
Compound of 北東 (hokutō, 'northeast') + 部 (bu, 'part, section').