UFO Princess Valkyrie
Members score: 6.69
TV (12 eps)
Aired: Jan 04, 2002
UFO Princess Valkyrie 2: Juunigatsu no Yasoukyoku
Members score: 6.92
TV (12 eps)
Aired: Jan 04, 2003
UFO Princess Valkyrie 3: Seiresetsu no Hanayome
Members score: 6.93
OVA (6 eps)
Aired: Jan 25, 2005
UFO Princess Valkyrie 4: Toki to Yume to Ginga no Utage
Members score: 6.80
OVA (2 eps)
Aired: Jan 21, 2006