統計学: the field of statistics

湯桶読み: A reading pattern for certain kanji compound words, using the native Japanese kun'yomi for the first kanji, and the Chinese-derived on'yomi for the second kanji.

格闘技: martial arts or spectator combat sports

東北: the northeast region of Japan, specifically the northernmost six prefectures in Honshu.

東北東: east-northeast

糖原病: glycogenosis

戦闘服: a battle or combat uniform: fatigues, battledress

白頭鷲: bald eagle

白頭翁: gray-haired old man

等身大: life-size(d)