same day. In February 2015, Momoiro Clover Z were removed from a television performance due to controversy surrounding an appearance in blackface alongside Rats & Star. Momoiro Clover Z provided the theme song, "Z no Chikai" which was released as their fifteenth single on April 29, 2015, for the Dragon Ball Z: Resurrection 'F' theatrical anime film. The group also voiced the Angels at the end of the film. 2016: Amaranthus/Hakkin no Yoake and Trans America Ultra Live The group released their third studio album Amaranthus and fourth studio album Hakkin no Yoake in a double release in Japan on February 17, 2016. The albums debuted at #1 and #2 in the Oricon weekly albums chart. The group held a dome trek tour for the two albums. In early April 2016, the group announced their first overseas tour titled Trans America Ultra Live and appeared in Hawaii, Los Angeles and New York 2017: MTV Unplugged 2018: 10th Anniversary Best Album On January 21, Momoka Ariyasu graduated from the group, leaving MCZ with only four members. In April, they released their 18th single, "Xiao yi Xiao". On May 23, they released a new best of album for their tenth anniversary called Momo mo Juu, Bancha mo Debana. 2019–2021: Self-Titled Album On May 17, 2019, Momoiro Clover Z released their self-titled fifth studio album, their first studio album to not feature Momoka Ariyasu and their first as a four-member group. In 2021, they performed the theme song for the Sailor Moon Eternal movie. 2021–present: Shukuten Music style The band's songs are intentionally ridiculous "hyperactive J-pop numbers". Their live performances are heavily choreographed and feature acrobatic stunts. The group is noted for their "anarchic energy" that is similar to that of punk bands. The response from the audience has been characterised as "seismic". Some of Momoiro Clover's works are quite complex, switching from one musical style to another during one song and connecting "seemingly unconnected melodies". The group has worked with many noted songwriters and musicians, belonging to different genres of music, from pop to punk and heavy metal. Overall, the group and its music has been noted as progressive and forward-thinking. Ian Martin from The Japan Times dubbed Momoiro Clover "a pop group who provoke squealing, teenage admiration from punks, indie kids, noise musicians and heavy-psychedelic longhairs throughout the Japanese underground music scene". Momoiro Clover "is known for upbeat tunes, eccentric choreography