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On February 6, 2017, CJ E&M announced that the group had disbanded, and the members would be going their separate ways. On February 8, 2017, the group posted a letter on Instagram, confirming that they would return again in the future.

Member Bo-hyung became one of the contestants on JTBC singing competition show Girl Spirit, that aims to highlight the main vocalists of lesser-known girl groups. The first episode premiered on July 19, 2016. She eventually won the competition.

On August 25, 2016 Spica made their first comeback after a two-years hiatus with the release of a digital single titled Secret Time.

In 2015, Member Park Sihyun and Cao Lu(former Fiestar member) collaborated on The Secret Weapon and performed Uhm Junghwa's Invitation.

In March 2015, Spica provide the song "Because of You" for the Super Daddy Yeol OST.

In December 2015, Spica signed an exclusive contract with CJ E&M. On March 25, Spica attended KCON Abu Dhabi along with other artists. In February 2016, it was reported that Spica would release a new mini-album in April 2016, but the album was delayed.

On January 26, 2014, Spica released "You Don't Love Me", a single musically and visually influenced by soul music of the 1960s. The song is a continuation of their relationship with the Lee Hyori and her production team, with the lyrics co-written by Kim Boa and Lee Hyori. Spica also released a song for the original soundtrack of the Korean drama A Witch's Love called "Witch's Diary."

In November 5, the entire group released the digital single "Ghost", produced by Sweetune. The music video was directed by Lee Sa-gang and featured scenes of the group during the 2014 Spring/Summer Seoul Fashion Week at Dongdaemun Design Plaza.

In September 2014, B2M Entertainment formed a subgroup of Spica named Spica.S (Spica Special). The subgroup is composed of four members: Park Sihyun, Park Narae, Yang Jiwon, and Kim Bohyung. On September 11, 2014, the subgroup release their debut single, "Give Your Love" produced by Brave Brothers.

In the summer of 2013, Spica was the subject of OnStyle's TV show Lee Hyori X Unnie in which they sought and received guidance from the former Fin.K.L member, Lee Hyori. The show was shot following Lee Hyori's promotion period for Monochrome and culminated in the band's comeback in August. On August 27, B2M Entertainment released a digital single, "Tonight", along with a music video which Lee Hyori and her husband, Lee Sangsun, collaborated and produced. Tonight's lyrics are written by Boa and Lee Hyori, and the original song was written by Dsign Music. On August 30 Spica had their comeback performance at Music Bank and made Lee Hyori cry for them. With this single, the group was able to reach the top 10 in the Gaon Music Chart for the week of August 25–31, ranking tenth overall and eighth on the Downloads Chart with 102,297 downloads.

Spica (Korean: 스피카 , stylized as SPICA) was a South Korean girl group formed in 2012 under B2M Entertainment. The group consists of Kim Boa, Park Sihyun, Park Narae, Yang Jiwon and Kim Bohyung. Their pre-debut single "Doggedly" was released on January 10, 2012, followed by their debut mini-album, Russian Roulette, on February 8, 2012. They officially disbanded on February 6, 2017, though Bohyung has confirmed a possible reunion in the future.

In the beginning of 2012, B2M Entertainment announced that they would debut a girl group. Their name is a reference to Spica, the brightest star in the constellation of Virgo. On January 10, 2012, the group released their first digital single, "Doggedly" (독하게; also translated "Potently"). The music video sparked high interest, as their fellow label-mate Lee Hyori made an appearance.