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
Cat's Tea
ONA
9m
Isuca (Uncensored)
TV
23m
Meng Qi Shi Shen 2nd Season
ONA
20m
All Saints Street 3
ONA
4m
Dr. Slump: Arale-chan
TV
25m
Don't Hurt Me, My Healer!
TV
24m
Ya Boy Kongming!
TV
24m
Aharen Is Indecipherable
TV
23m
Spy x Family
TV
24m
I'm Quitting Heroing
TV
23m
The Dawn of the Witch
TV
24m