![](https://cdn.animecharacters.io/images/anime/large/11253-cd44d236.jpg)
Format
TV
Episodes
12
Episode Duration
2 min per ep
Status
Finished Airing
Premiered
Winter 2016
Aired
2016-01-12 to 2016-03-29
Source
Web manga
Rating
PG-13 - Teens 13 or older
Genres
Comedy
Studios
feel.
Zexcs
Assez Finaud Fabric
Producers
Licensors
Ketsuekigata-kun! 4 (血液型くん!4)
Is asking an A Type for cold medicine the best on sick days? What does a B Type wish for on New Year's? Can an AB Type really outsmart a demon? What are O Types like when they end up in the hospital? Which type has the best plan for the dreaded "Valentine's Day and White Day at the office" scenario? Find out the answers to these typical situations and more in the fourth season of Ketsuekigata-kun! [Written by MAL Rewrite]