Question: Do Kanako Momota and Timo Kotipelto share a nationality?

Context paragraphs:
Dreamspace: Dreamspace is the third studio album by power metal band Stratovarius, released on 9 February 1994 through Noise Records.  It is the last Stratovarius album to feature guitarist Timo Tolkki on vocals (after which Timo Kotipelto became the lead singer on 1995's "Fourth Dimension"), as well as the first to feature bassist Jari Kainulainen.

Kanako Momota: Kanako Momota (百田 夏菜子 , Momota Kanako , born July 12, 1994) is a Japanese idol singer.  She is best known as the leader of the female idol group Momoiro Clover Z.  Momota was ranked 12th most popular Japanese idol of 2013 by "Nihon Keizai Shimbun".  She is represented by Stardust Promotion talent agency.

Stratovarius: Stratovarius is a Finnish power metal band that formed in 1984.  Since their formation, they have released 16 studio albums, 4 DVD and 5 live albums.  Along with German bands Helloween, Blind Guardian, and Gamma Ray, Stratovarius is considered one of the leading and most influential groups of the power metal genre.  In its history, the band has gone through many chaotic lineup changes and since 1995 there are no founding members of the band that remain.  Currently, the longest standing member is singer Timo Kotipelto, who joined in 1994.

Fourth Dimension (Stratovarius album): Fourth Dimension is the fourth studio album by power metal band Stratovarius, released on 11 April 1995 through Noise Records.  The album is the band's first to feature vocalist Timo Kotipelto as well as the last with keyboardist Antti Ikonen and drummer Tuomo Lassila, thus being the last Stratovarius album to date featuring an all-Finnish line-up.  Founding member and guitarist Timo Tolkki, who had served as the band's vocalist for their first three albums, still provided background vocals on "Fourth Dimension" before handing over lead singing duties to Kotipelto for all subsequent albums.

Eternal (Stratovarius album): Eternal is the fifteenth album by power metal band Stratovarius, released on 11 September 2015 (Europe) and 18 September (United States).  Singer Timo Kotipelto composed three tracks and wrote most lyrics together with his Cain's Offering partner and former Sonata Arctica member Jani Liimatainen.

Wings of Tomorrow (song): "Wings of Tomorrow" is Stratovarius's fourth single released in 1995 through T&T.  The song was made for Greece's national basketball team.  It contains two songs from Dreamspace and a new song for the upcoming album Fourth Dimension, introducing the new singer, Timo Kotipelto.

Timo Kotipelto: Timo Antero Kotipelto (born 15 March 1969 in Lappajärvi, Finland) is the vocalist of the Finnish power metal band Stratovarius and is the creator and vocalist of the power metal band Kotipelto.  Kotipelto is currently the longest standing member of Stratovarius, after the departure of Timo Tolkki.

Blackoustic: Blackoustic is a collaborative acoustic album by Stratovarius and Cain's Offering vocalist Timo Kotipelto and ex-Sonata Arctica and Cain's Offering guitarist Jani Liimatainen (credited as Kotipelto & Liimatainen).  The album was released on October 19, 2012, and entered the Finnish charts at #13 the first week.  The album is self-financed.  While initially only sold during performances, the album was eventually released through the Earmusic label, which had released the prior Stratovarius albums since "Polaris".

Kotipelto: Kotipelto is a Finnish melodic power metal self-named band by Timo Kotipelto created during a hiatus in activity for power metal band Stratovarius.  Kotipelto has been commercially well received in their native Finland, with a Top 10 single "Beginning" from his first release "Waiting for the Dawn", and lyrics often concentrating on ancient Egyptian themes.

Jani Liimatainen: Jani Allan Kristian Liimatainen (born 9 September 1980 in Kemi, Finland) is a Finnish musician, songwriter and backing vocalist.  He is the former guitarist and one of the founding members of the power metal band Sonata Arctica.  He has also performed with Cain's Offering, Altaria and Stratovarius vocalist Timo Kotipelto (his band mate in Cain's Offering).

Supporting paragraphs: Kanako Momota Timo Kotipelto
Answer: no