The Winter 2013 season had 26 premieres in this guide, against 32 the season before. 10 are manga adaptations. Top genres: comedy (20%), romantic comedy (15%) and fantasy (15%).
Hetalia: Axis Powers
yaoi · 52 ep.
February 3, 2013, Toei Animation, magical girl · 49 ep.
January 10, 2013, Kyoto Animation, comedy and slice of life · 12 ep.
Encouragement of Climb
January 3, 2013, Eight Bit, slice of life · 49 ep.
Vividred Operation
January 11, 2013, magical girl and action · 12 ep.
Bakumatsu Gijinden Roman
January 7, 2013, TMS Entertainment, comedy and action · 12 ep.
Senran Kagura
January 6, 2013, Artland, action · 12 ep.
Unlimited Psychic Squad
January 7, 2013, Manglobe, action and supernatural · 12 ep.
Oreshura
January 6, 2013, A-1 Pictures, school and romantic comedy · 13 ep.
Da Capo III
January 5, 2013, Actas, romance and fantasy · 13 ep.
Amnesia
January 7, 2013, science fiction · 12 ep.
Sasami-san@Ganbaranai
January 11, 2013, Shaft, fantasy and romantic comedy · 12 ep.
Beast Saga
January 13, 2013, SynergySP · 38 ep.
Kotoura-san
January 11, 2013, Anime International Company, romantic comedy and drama · 12 ep.
Maoyu
January 5, 2013, Arms Corporation, fantasy · 12 ep.
Red Data Girl
March 16, 2013, P.A. Works, fantasy · 12 ep.
Senyu
January 9, 2013, comedy and fantasy · 26 ep.
Mangirl!
January 2, 2013, Doga Kobo, comedy · 13 ep.
Minami-ke: Tadaima
January 5, 2013 · 13 ep.
Problem Children Are Coming from Another World, Aren't They?
January 12, 2013, Diomedéa, fantasy and isekai · 10 ep.
GJ Club
January 10, 2013, Doga Kobo, comedy and school · 12 ep.
Ai-Mai-Mi
January 3, 2013, Seven, comedy · 13 ep.
Cuticle Detective Inaba
January 4, 2013, Zexcs, comedy · 12 ep.
Ishida & Asakura
January 6, 2013, Dax International, comedy · 12 ep.
Kono Naka ni Hitori, Imōto ga Iru!: Ani, Imōto, Koibito
Studio Gokumi, romantic comedy and harem
Nozoki Ana
Studio Fantasia