The physical album was sold in two separate parts: the first album titled 'ViVi' featured ViVi solo, while the second album titled 'HaSeul & ViVi' featured ViVi alongside HaSeul.
- The difference between the physical albums was their CD colors, the cover images, and the photo cards that can be received at random when purchasing the CDs. All other contents of the albums are identical.
- There can be a max of two different photo cards found in the album 'ViVi' that feature ViVi solo, and a max of two different photo cards found in the album 'HaSeul & ViVi' that feature ViVi alongside HaSeul.
- Executive Producer: John Yi
- Creative Director: Jaden Jeong
- Music Producer: Noneun Eorini, Jaden Jeong
- A&R: Yoon Do Yeon, Ryu Ji In, Kim Hyun Ho @ BlockBerryCreative
- Recording Engineer: Choi Jun Cheol @ C&
- Mixing Engineer: Cho Jun Seong @ W Sound, Hong Seong Joon @ ???
- Mastering Engineer: Kwon Nam Woo @ JFS Mastering Studio
- Management Director: Kim Yeong Do
- Management: Yoon In Ro, Lee Geun Mook, Seo Won Bae, Park Yong Tae, Song Yuri, Wang Lee Deub
- Administration: Jae Kang, Park Sang Ho
- Press Publicist: HNS HQ
- Styling Director: Kim Min
- Hair Director: Lee Young Ran @ RUE710
- Makeup Director: Jang Yoo Jin @ RUE710
- Music Video: @ Digipedi, Kim Jin Soo
- Photographer: Go Ji Yeong
- Art Work: Studio XXX
|HeeJin • HyunJin • HaSeul • YeoJin • ViVi • Kim Lip • JinSoul • Choerry • Yves • Chuu • Go Won • Olivia Hye|
|Solo singles||• • • • • • • • • • •|
|Digital singles||The Carol 2.0 • favOriTe|