Season 1
Mikado Ryugamine moves to Ikebukuro at his friend’s invitation and quickly becomes entangled in the city’s dangerous underworld. After witnessing the legendary Headless Rider, he finds himself caught up in escalating violence and gang conflict that begin to throw Ikebukuro into chaos.
Episodes
1 Exit 1, First Words Jan 8, 2010 
2 Highly Unpredictable Jan 15, 2010 
3 Rampant Evil Jan 22, 2010 
4 Utterly Alone Jan 29, 2010 
5 False Advertising Feb 5, 2010 
6 Active Interest Feb 12, 2010 
7 Bad-ass Dude Feb 19, 2010 
8 Ephemeral Dream Feb 26, 2010 
9 Love and Cherish Mar 5, 2010 
10 Never Before Seen Mar 12, 2010 
11 Storm and Stress Mar 19, 2010 
12 Yin and Yang Mar 26, 2010 
13 Takes a Sudden Turn Apr 9, 2010 
14 Turmoil Reigns Apr 16, 2010 
15 Dumb Like a Fox Apr 23, 2010 
16 Mutual Love Apr 30, 2010 
17 Everything Changes May 7, 2010 
18 Out of Your Control May 14, 2010 
19 Anarchy May 21, 2010 
20 A New King Will Arise May 28, 2010 
21 Everything Covered in Fog Jun 4, 2010 
22 Declaration of Disbandment Jun 11, 2010 
23 Complicated and Confused Jun 18, 2010 
24 Selfless Devotion Jun 25, 2010