What actors and actresses appeared in Kasei no kanon - 2002?

The anime "Kasei no Kanon" (Planetarian) from 2002 featured the following voice actors:

Main Characters:

* Yumemi Hoshino (星野 夢美): Rie Kugimiya

* Jun'ichi (純一): Hiro Yuuki

Supporting Characters:

* Kazuya (和也): Kenichi Suzumura

* Tsubasa (翼): Junko Minagawa

* Akari (明里): Ayako Kawasumi

* Aoi (葵): Eri Sendai

* Haruka (遥): Yuka Imai

* Misaki (美咲): Yukari Tamura

These are the main voice actors involved in the anime. For a more comprehensive list of all voice actors, including minor roles, you can consult a database like MyAnimeList or Anime News Network.