[Suzu]

Quote:

Originally Posted by OptionZero

Have KR lead actors always performed a song? I remember Genki Sano and Baron's actor sang one of the Gaim songs (Was it Ranbu Escalation?)

Not always, but often...

Gaim:
Gaku Sano sang Raise Up Your Flag and Ranbu Escalation with Yutaka Kobayashi- the latter also sang Never Surrender with his fellow Team Baron members and Unperfected World (theme song for Gaim Gaiden). Yumi Shiida (Mai) sang Lights of my Wish (also theme song for Gaim Gaiden). Mahiro Takasugi sang Point of no Return.

OOO:
Shu Watanabe (Eiji) sang all the form themes as well as a special duet version of the Opening with Maki Ohguro. Ryosuke Miura (Ankh) joined him for Time Judged All. Hiroaki Iwanaga (Date) and Asaya Kimijima (Gotou) both sang a solo version and a duet of Reverse/Re:birth.

W:
Tomomi Itano and Tomomi Kasai (Queen and Elisabeth) sang Love Wars. Mitsuru Matsuoka (Daido Katsumi) sang both W (theme song for the summer movie) and Cod-E ~E no Angou~ (theme song for W Returns: Kamen Rider Eternal). Masaki Suda and Renn Kiriyama (Philip and Shotaro) sang a part of Finger on the Trigger in Episode 23.

Decade:
Masahiro Inoue and Kimito Totani (Tsukasa and Kaito) both performed their theme songs, Ride the Wind and Treasure Sniper.
Gackt, who played Decade's version of Riderman performed Journey Through The Decade (Opening), The Next Decade (summer movie theme) and Stay The Ride Alive (Movie Taisen 2010 theme).

Kiva:
Kouji Seto (Wataru) was the vocalist of the show's own band, Tetra-Fang and performed most songs. Yu Takahashi (Yuri) and Nana Yanagisawa (Megumi) had a duet called Feel the same. They also sang Inherited System together with Kouhei Takeda (Otoya) and Keisuke Kato (Nago). Takeda also sang a song called This Love Never Ends as well as his own versions of Supernova and message. Kato also sang both a version of IXA's theme Fight for Justice as well as his own song, Don't lose yourself. Saki Kagami (Maya) also had a version of Queen's theme song, Rainy Rose. Shouma Yamamoto (Taiga) sang the acoustic version of Roots of the King together with Kouji Seto.

Den-O:
The Imagin sang multiple versions of Climax Jump (Opening). Takeru Satoh (Ryutaro) sang each version of Double Action together with the respective Imagin, except for Strike form, as this was sung by Dori Sakurada (New-Den-O) and partner. Yuichi Nakamura (Yuuto) sang both versions of Action Zero with his partner Imagin.

Blade:
Kousei Amano (Tachibana) sang the Jack Form theme song, Rebirth. Ryoji Morimoto (Hajime) sang the theme form for Blade King form and Wild Chalice, Take it a try. Takahiro Hojo (Mutsuki) had a song named Hero. Takayuki Tsubaki (Kenzaki) sang Wanna Be Strong and Shout it out, a duet with Terunosuke Takezai (Koutarou). The latter also had a song named Be Free. Yumi Egawa (Shiori) had a song called Kimi no tonari de.

Ryuki:
Matsuda Satoshi (Ren) had a song named Lonely Soldier. Hagino Takashi (Asakura)'s song was called Spinnin' around. Ayano Sugiyama (Yui) had a song called Inori. Ryohei (Kitaoka) had two songs, a solo called Kienai Niji and a duet with Tomohisa Yuge (Gorou) named Dear Friend.

I hope I didn't forget anything.