one who sets fire / (by extension) one responsible for something's popularity, etc.

to soak / to dip

to nitpick; to find fault in unimportant details

(economics) real economic growth rate

turn on

tōrō nagashi (the custom of floating paper lanterns down a river especially at the end of the Bon Festival)

falter, mumble

(idiomatic) to do wholeheartedly; to put one's heart into something

a 家紋 (kamon, “family crest”) design featuring a star shape similar to a Star of David

(Buddhism) think on the power of Kannon