Extra bits meant to add to the Blue Seed story.
Episodes 1-13 are extras shown on the video releases of Blue Seed in Japan. They take place after every other episode, such as Omake 1 follows episode 2.
Episode 14 is an extra featured with OVA Blue Seed 1.5.+ More
Characters & Voice Actors

Kunikida, Daitetsu
Main
Matsudaira, Azusa
Main
Sawaguchi, Koume
Main
Takeuchi, Ryoko
Main
Yaegashi, Yoshiki
Main
Fujimiya, Kaede
Supporting
Sugishita, Shunichi
Supporting
Yagami, Murakumo
SupportingRecommended for you
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Okama Report
OVA
43m
OL Kaizou Kouza
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91m
Pi Po Pa Po Patrol
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PostPet Momobin
TV
3m
Pururun! Shizuku-chan
TV
24m
Gun Girls
ONA
14m
Beanie's Daily
ONA
3m
[RAW] Coji-Coji
TV
25m
[RAW] Shin Bikkuriman
TV
25m
[RAW] Shin Dokonjou Gaeru
TV
25m
I am THE Shiratori Reiko!
OVA
44m
Shibai Taroka
OVA
52m