痒い所に手が届く

かゆいところにてがとどく

かゆいところに手が届く痒いところに手が届くかゆい所に手が届く

[kayuitokoronitegatodoku]

Definitions

1.expressions (phrases, clauses, etc.); Godan verb with 'ku' ending

to be extremely thorough, focusing on even the finest of details