Oga Tatsumi is a first year student in Ishiyama High, a notorious school for delinquents. One day he sees a man floating by, and the man suddenly splits in half to reveal a baby boy inside! 
(Source: Crunchyroll)

Episode 1 - I Picked up the Demon

Episode 2 - Say Hi to the BoB Brawler

Episode 3 - Are there any strong, ruthless bastards around here?

Episode 4 - There Is 1 Second Before the Demon Lord's Floods Burst Forth

Episode 5 - There is Nothing that Money Can't Buy

Episode 6 - Toys Have Arrived from the Demon World/We Played Doctor

Episode 7 - Even the Demon Lord Makes his Park Debut

Episode 8 - We Met Again

Episode 9 - Love is a Hurricane

Episode 10 - A Disciple is Gained

Episode 11 - There was something money couldn't buy

Episode 12 - You won't get to sleep tonight

Episode 13 - Baby Beel's Assessment Test/Dear Great Demon Lord

Episode 14 - Is there a Special Move?

Episode 15 - The Delinquents have Changed into Swimsuits

Episode 16 - You're Not a Bad Specimen of a Man

Episode 17 - How About Some Demon World Homework?

Episode 18 - I've Quit Being the BoB Brawler

Episode 19 - The Doctor has Arrived

Episode 20 - Everyone Assemble

Episode 21 - Who Do You Think Is Ishiyama's Strongest?

Episode 22 - Secluded Mountain Training

Episode 23 - Are you Kidding Me? The Demon World

Episode 24 - We're back, Demon World!

Episode 25 - The New Term Has Started

Episode 26 - May I Call You Brother?

Episode 27 - Called a Magical Girl

Episode 28 - Let's all get physicals

Episode 29 - What Are the 6 Holy Knights?

Episode 30 - Who Are the 6 Holy Knights?

Episode 31 - No Conclusion Was Reached

Episode 32 - What did the transfer student do?

Episode 33 - There are Wounds in the Past

Episode 34 - Maids Run Amok

Episode 35 - Time for the Game to Begin

Episode 36 - Finally, the Deciding Battle!

Episode 37 - That Man was a Teacher

Episode 38 - The Sibling Rivalry Has Begun

Episode 39 - His Brother Was a Crybaby

Episode 40 - No Shoes, No Shirt, No Assassins

Episode 41 - On the Brink! What'll We Do?!

Episode 42 - It's Time for Training

Episode 43 - Where Did Brother Disappear to?

Episode 44 - I Must Become Stronger

Episode 45 - Play Games at Most One Hour a Day

Episode 46 - Super Burning Combination

Episode 47 - Sorry to Keep You Waiting

Episode 48 - I Am The Parent!

Episode 49 - Beelbeel Journey to the West

Episode 50 - Today I'm Different on the Inside

Episode 51 - Komainu-sama is Watching You

Episode 52 - And Then There Were No Delinquents

Episode 53 - Baby Beel's First Conquest\Furuichi Falls in Love

Episode 54 - Black Baby Beel Grows Up

Episode 55 - I Have Lost My Pompadour. The Great Demon Lord Has Come.

Episode 56 - Are You a Traitor? Is It A Time For Men?

Episode 57 - Won't you Eat a Manju? Won't you Get in a Mixed Bath?

Episode 58 - Akumano Academy is Open

Episode 59 - We're the Strongest!

Episode 60 - I Won't Say Goodbye

Studio Pierrot

Dentsu

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Beelzebub(2011)

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