書法: calligraphy

双方: two-way, both parties, mutual, both / 宗法: (historical) regulations governing Chinese religious observances and social order / 総苞, 総包: involucre, involucrum

放火罪: (law, firefighting) the crime of arson

奉仕活動: volunteering

犎牛: zebu

這子: a crawling baby; a protective charm for babies, made as a doll in the form of a baby, and intended to take on any misfortune in the real baby's stead; (rare) alternate name for 犬蓬 (inu yomogi, literally “dog mugwort”): Artemisia keiskeana, a kind of mugwort or wormwood

来訪: visit

榴弾砲: a howitzer

報復: retribution, revenge

A term derived from the Sanskrit Tīrthika, and refers to any doctrine which "treads the outer path" to enlightenment. This is opposed to the teachings of orthodox Buddhism, the "Naidō" (内道, lit. "Inner Path"), and is thus considered to be misguided and heretical.