Moves to Rua Ataulfo de Paiva, in the Leblon quarter.
Drafts the plan for his last penetrable Azul in Azul [Blue in Blue].
Shows: July 2 – “PN27 Rijanviera,” Café Des Arts, Rio de Janeiro.
Happening: December 18 – “Acontecimento Poético Urbano 1 / Kleemania” [Urban Poetic Event no. 1 / Kleemania], Caju, Rio de Janeiro.
Film: HO, a film by Ivan Cardoso (1956) about Hélio Oiticica and his work.
Writings: April 11 – “Manifesto Caju” [Caju Manifesto], doc nº 0114/79 AHO/PHO.