head voice

a yakuza member beneath the oyabun and responsible for seeing that his orders are carried out correctly.

scratching the head / ornamental hairpin

to scratch the head

(idiomatic) bright, intelligent, sharp

反核: anti-nuclear / 半角: half-width (characters), usually romaji or katakana

計画: plan, planning, schedule, conception

計画: to plan, to make a plan, to plot, to lay out

介助犬: mobility dog, mobility assistance dog / 解除権: right of cancellation

体格: body shape / 対角: (mathematics) opposite angle / 対格: (grammar) accusative case