Serie includes 253 albums .
Maid Live! Nijigaku Shiten KonCafe Idol Doukoukai
Muchuu ni Saseru Watashi no Takaramono
NIJIGASAKI RAKUGAKI BOOK
Niji no Kanata ni 2 | Over the Rainbow 2
Niji no Kanata ni | Over the Rainbow
Nijiiro Gekijou e Youkoso | Welcome to the Rainbow Theater!
Nijiiro Taiken - Nijiiro Experience