Below is a walkthrough for the Rokurokubi side mission in Ghostwire: Tokyo. To obtain this quest, speak with the spirit in the far northeastern corner of Matsumi Shrine.
Find the rokurokubi
Head to the search area to find the yokai with the really long neck and purse it until it stops atop a building. Absorb it to complete the quest.
Rewards
- Meika x1,000
- Magatama x1