Hospitality then entrapment

Jorōgumo

In this guise she is often described drawing a traveler into her home or into a cave, sometimes by playing a biwa or otherwise offering hospitality, before entangling the victim in strands of spider silk strong enough to bind them in place.

Rokurokubi

The rokurokubi appears widely in Edo-period literature, kabuki, and woodblock art as one of the standard stock figures of the yokai repertoire, often played for both horror and dark comedy, as in tales where a servant or traveler unknowingly takes lodging with a rokurokubi and discovers the truth only through a startling nighttime encounter.