godan verb (-mu), intransitive verb
grapple with; wrestle with; engage in a bout
Physical or competitive grappling; used for sumo, judo, wrestling, or being matched against an opponent.
横綱と若手力士が土俵で取り組む。
The yokozuna and the young wrestler grapple on the dohyo.
He wrestled with a strong opponent at the national tournament.
godan verb (-mu), intransitive verb
tackle; work hard on; come to grips with
Abstract use: to seriously address a problem, task, or challenge; often with に marking the target.
政府は環境問題に真剣に取り組んでいる。
The government is seriously tackling environmental issues.
彼女は毎日、新しいプロジェクトに取り組んでいる。
She works on a new project every day.