剣太刀: a sharp sword; a sword (in general); a sharpened sword, alludes to 身に添う (mi ni sou, “to stay by one's side”) and 磨ぐ (togu, “to sharpen”); a sacred sword, alludes to 斎う (iwau, “to worship”, obs...

stress-free

Iwamizawa (a city in Sorachi, Hokkaido prefecture, Japan)

併走: run parallel to