Ruha worked as the music director for the Māori language version of the Walt Disney Pictures films Moana and The Lion King.
[3] He grew up performing kapa haka, and as a teenager, Ruha moved to Porirua, Wellington,[1] and was inspired to become a musician while attending Mana College.
[1] During a 2012 trip to Hawaii to judge a kapa haka competition, Ruha performed as a solo musician for the first time.
[2] His debut extended play Tiki Tapu was recorded at a home studio in Hamurana on the shores of Lake Rotorua, and produced alongside Michael Barker of Split Enz.
[6] In January 2020, Ruha produced released a live album of gospel waiata in te Reo, sung supergroup Mōhau.
[10] "35" and "Taera", a single from Preservation of Scenery, were two of the top 10 most commercially successful songs sung in Te Reo Māori for 2021.