Kamen Rider OOO: Season 1

This season started on September 5, 2010. The table lists episodes with recorded air dates up to September 28, 2026.

Ep	Title and air date	My place
1	Medals, Underwear, and the Mysterious ArmSeptember 5, 2010
2	Desire, Ice Pops, and PresentsSeptember 12, 2010
3	A Cat, Evolution, and a GluttonSeptember 19, 2010
4	Doubt, a Picture Message, and a Helping HandSeptember 26, 2010
5	A Game of Tag, a Nest, and a Rich GirlOctober 3, 2010
6	Fashion, a Contract, and the Strongest ComboOctober 10, 2010
7	A Lousy Husband, a Trap, and a JackpotOctober 17, 2010
8	Sabotage, Unselfish, and Taking a BreakOctober 24, 2010
9	Drenched, the Past, and the Scorching ComboOctober 31, 2010
10	A Fist, an Experiment, and a Super BikeNovember 14, 2010
11	The Traveler, a Swallowtail Butterfly, and a CelebrityNovember 21, 2010
12	An Eel, the World, and the Gravity ComboNovember 28, 2010
13	A Siamese Cat, Stress and the Genius SurgeonDecember 5, 2010
14	Pride, Surgery, and a SecretDecember 12, 2010
15	The Medal Struggles, the Transporter, and the VesselDecember 19, 2010
16	An End, the Greeed, and a New RiderDecember 26, 2010
17	The Kendo Girl, Oden, and the Splitting YummyJanuary 9, 2011
18	Destruction, Motives, and the Eel WhipJanuary 16, 2011
19	The Red Medal, the Detective, and BetrayalJanuary 23, 2011
20	The Decoy, Quantification, and the Flaming ComboJanuary 30, 2011
21	The Grasshopper, Father and Son, and the Ally of JusticeFebruary 6, 2011
22	Chocolate, Faith, and the Power of JusticeFebruary 13, 2011
23	Beauty, an Egg, and the Sleeping DesireFebruary 20, 2011
24	Memories, Love, and the Marine ComboFebruary 27, 2011
25	The Boxer, the Left Hand, and the Bird YummyMarch 6, 2011
26	Ankh, the Ring, and Placing Everything OnMarch 20, 2011
27	1000, the Movie, and the CombatmenMarch 27, 2011
28	1000, the Kamen Riders, and the BirthdayApril 3, 2011
29	The Big Sister, the Doctor, and the Truth about AnkhMarch 20, 2011
30	The King, the Panda, and the Flames of the MemoryMarch 27, 2011
31	Gratitude, Scheming, and the Purple MedalApril 3, 2011
32	The New Greeed, Emptiness, and the Invincible ComboApril 10, 2011
33	Friendship, Chaos, and the Belt Left BehindApril 17, 2011
34	The Best Friend, Uses, and Their RelationshipApril 24, 2011
35	Dreams, the Big Brother, and Birth's SecretMay 1, 2011
36	Broken Dreams, the Body, and the Greeed ResurrectionMay 8, 2011
37	Sleep, One Hundred Million, and the Birth TransferMay 15, 2011
38	Circumstances, Farewell, and a Tearful BirthMay 22, 2011
39	The Nightmare, Security Cameras, and Ankh's RevengeMay 29, 2011
40	Control, a Birthday Party, and the Disappearing AnkhJune 5, 2011
41	Siblings, the Rescue, and Eiji LeavesJune 12, 2011
42	Ice, Greeedification, and Broken WingsJune 19, 2011
43	The Vulture, the Confrontation, and Ankh ReturnsJune 26, 2011
44	Everyone Together, the Perfect Resurrection, and Your GreedJuly 3, 2011
45	The Surprise Attack, the Proto Birth, and the Desire of LoveJuly 10, 2011
46	The Eiji Greeed, the Double Births, and Ankh's DesireJuly 17, 2011
47	The Red Crack, Satisfaction, and Eiji's VesselJuly 24, 2011
48	The Medals of Tomorrow, Underwear, and Arms HeldJuly 31, 2011