environs; boundary; border; vicinity; borderland

ヘン(呉)

あた（り）、ほと（り）、べ

周辺(しゅうへん): (1) circumference; outskirts; environs; around (2) (computer) peripheral
辺(へん): (1) area; vicinity (2) side (of triangle, rectangle, etc.) (3) circumstances
辺り(あたり): (1) on the bank of; by the side of (e.g. a river, pond) (2) (in the) neighbourhood; neighborhood; vicinity; nearby