Biography
There are two different music projects under the name of "Onryō":
1) Onryō is a one man project from Midlands , United Kingdom
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" Onryō" is a mythological spirit from Japanese folklore who is able to return to the physical world in order to seek vengeance.
Official facebook: http://www.facebook.com/onryokaidan.
Official myspace: http://www.myspace.com/onryokaidan.
Official bandcamp: https://onryo.bandcamp.com/releases.
2) Technical Grindcore/Death Metal from Rome, Italy.
They released an EP titled "Mūto" in June, 2017.
Official facebook: https://www.facebook.com/onryoBand
Official soundcloud: https://soundcloud.com/onryo
Purchase EP from bandcamp: https://everlastingspewrecords.bandcamp.com/album/m-to
Biography text from Last.fm, available under CC BY-SA.