mountaineering club

mountaineering club
Please check it out! http://bit.ly/kanji_mountaineering_club
Japanese says san-gaku-bu.

karate

karate
Please check it out! http://bit.ly/katakana_karate
the playing of a game of tenpins or duckpins etc

bowling

bowling
Please check it out! http://bit.ly/kanji_bowling
the playing of a game of tenpins or duckpins etc

brain workout

brain workout
Please check it out! http://bit.ly/kanji_brain_workout
Japanese says nou-katsu.