IRENE & SEULGI release their first mini album in Japan! This release marks the Japanese debut of Red Velvet - IRENE & SEULGI, showcasing the duo's sophisticated musical style and wide range of expressive abilities. The album contains five diverse tracks that highlight the many facets of Red Velvet - IRENE & SEULGI, including the title track "Cheetah," filled with bright and upbeat energy, as well as songs with a mature R&B-based mood and tracks that portray delicate and deeply felt emotions. Red Velvet - IRENE & SEULGI have established a distinctive presence through a wide variety of music and performances, both as members of Red Velvet and as a unit. As their first original release for the Japanese market, this album reveals new sides of the duo and hints at even greater possibilities ahead. [Contents] Square digipak packaging, Photo Book (36 pages), lyric sheet, CD (same tracks for all three versions; disc design differs by version), sticker sheet (1 type), poster (A3 size, 1 type, folded), round coaster (1 type), and Selca Photo Cards - Digipak ver. (5 cards total: 2 IRENE solo cards, 2 SEULGI solo cards, and 1 card randomly selected from 2 IRENE & SEULGI unit designs).