僕の存在証明 = Existence of Us

Vinyl pressing of the main theme and insert song of the 2022 movie series "RE:cycle of the PENGUINDRUM". Packaged in a resealable polybag, the release comes in a sleeve adorned with gold foil printing and includes a spine card with release details, tracklisting and a quote from the artist. Also included is an insert with artwork, lyrics and release credits, along with one of 4 randomly assorted "Proof Cards" (証明カード). Early purchase bonuses for this release are button badges, with the color scheme varying by retailer: black (Amazon.co.jp), blue (Tower Records) and white (other participating stores).