white key (of a piano, etc.)

(Internet slang) protected account (on social media, especially Twitter and Instagram)

to lock (a door, etc.) / (Internet slang) (of a SNS account) to change privacy setting to limited people and posts and/or profiles can be seen by limited people.

(idiomatic) to hold the key (to)

荒海: a sea with rough waves

粗挽き, 粗びき, 荒挽き, 荒びき: coarse-ground; minced

阿頼耶識: (Buddhism) store-house consciousness

roughly carved or shaped by knife / (by extension) imperfect

rough carving or shaping by knife / (by extension) imperfection

to roughly carve or shape by knife