Quick answer — Mieko Nobusawa voices Lanna in Future Boy Conan, Kokiri in Kiki's Delivery Service, Mariko Jinnouchi in Summer Wars and 1 more characters.
Characters voiced by Mieko Nobusawa
OP
Yumi Matsutoya - Rouge no Dengon
ED
Kiki's Delivery Service - "If I've Been Enveloped in Tenderness" Romaji + English Lyrics #43
OP1
Ima Chikyu ga Mezameru
OP
Akihiko Matsumoto - "Summer Wars"
ED
Bokura no natsu no yume #vietsub #natsu #anime
Frequently Asked Questions
What characters does Mieko Nobusawa voice?
Mieko Nobusawa voices Lanna (Future Boy Conan), Kokiri (Kiki's Delivery Service), Mariko Jinnouchi (Summer Wars), Shadow (Galaxy Express 999).
Who voices Lanna in Future Boy Conan?
Lanna is voiced in Japanese by Mieko Nobusawa.