ひらめ筋 でしょう
hiramesujideshō
1. Probably a flash of insight.; Probably a hunch.
Noun
#2305245
1. Probably a flash of insight.; Probably a hunch.
1. synopsis; outline
1. spine; line of the backbone
2. seam down the back (of clothing)
1. path; route
1. outline; summary
1. popular line (of products); best-selling line
1. to flash (e.g. lightning); to flicker
2. to flutter (e.g. flag); to wave
3. to flash into one's mind (e.g. an idea); to come to one suddenly