Kamen Rider OOO

1. Medals, Underwear, and a Mysterious Arm

Air Date: 2010-09-05

A mysterious arm reawakens the Greeed from their slumber and decides to use Eiji Hino, a cheerful wanderer, as his means of getting back what he desires as Kamen Rider OOO.

2. Desire, Ice Pops, and Presents

Air Date: 2010-09-12

Ankh explains the Greeed and the purpose of the Medals to Eiji, even as the human desires to merely use his new power to fight for good instead of for selfish needs.

3. A Cat, Evolution, and a Glutton

Air Date: 2010-09-19

Ankh becomes troubled when Eiji prevents him from eliminating his possessed body's sister while another Greeed uses a man's gluttony to create more Medals.

4. Doubt, a Picture Message, and a Helping Hand

Air Date: 2010-09-26

Ankh threatens to leave OOO for Kazari and the Greeed while investigating the evolution of humanity while Eiji tries to find more about Hina.

5. A Game of Tag, a Nest, and a Rich Girl

Air Date: 2010-10-03

Kougami asks for a share of Eiji and Ankh's Medals, while Mezool decides to use Hina's shopaholic classmate to create a new Yummy.

6. Fashion, a Contract, and the Strongest Combo

Air Date: 2010-10-10

Hina confronts Yamano's shopping addiction when her father goes bankrupt while Ankh confronts Kougami about his share deal of the Cell Medals.

7. A Lousy Husband, a Trap, and a Jackpot

Air Date: 2010-10-17

Eiji tries to research a husband bullied by his wife that is being mocked by Gamel while Ankh follows a lead for a missing Core Medal.

8. Sabotage, Having No Greed, and Taking a Break

Air Date: 2010-10-24

Amidst Hino's failed attempts at stopping the Komoris' argument, Momoko takes the winning scratchcard and throws it into a nearby river. As Takeshi frantically searches for it, she reveals to Hino why Takeshi has become so greedy.

9. Drenched, the Past, and the Scorching Combo

Air Date: 2010-10-31

In flashbacks, Eiji fails to save a girl amidst a foreign civil war. In the present, Satonaka meets with Eiji to collect Kougami's fee until an explosion occurs outside.

10. A Fist, an Experiment, and a Super Bike

Air Date: 2010-11-07

As Maki observes the bomber, Kougami Biotech Laboratory technician Toru Tadano, Ankh scolds Eiji, who later discovers Maki's whereabouts.

11. A Traveler, a Swallowtail, and a Celebrity

Air Date: 2010-11-14

Eiji encounters an old friend and globetrotting blogger, Keisuke Tsukuba, who has come to Japan to find a publisher for his work.

12. An Eel, the World, and the Gravity Combo

Air Date: 2010-11-21

Following Goto's attack, the Ageha Yummy retreats again while Eiji learns of Goto's distate towards him.

13. Episode 13

Air Date: 2010-11-28

14. Episode 14

Air Date: 2010-12-05

15. Episode 15

Air Date: 2010-12-12

16. Episode 16

Air Date: 2010-12-19

17. Episode 17

Air Date: 2010-12-26

18. Episode 18

Air Date: 2011-01-02

19. Episode 19

Air Date: 2011-01-09

20. Episode 20

Air Date: 2011-01-16

21. Episode 21

Air Date: 2011-01-23

22. Episode 22

Air Date: 2011-01-30

23. Episode 23

Air Date: 2011-02-06

24. Episode 24

Air Date: 2011-02-13

25. Episode 25

Air Date: 2011-02-20

26. Episode 26

Air Date: 2011-02-27

27. Episode 27

Air Date: 2011-03-06

28. Episode 28

Air Date: 2011-03-13

29. Episode 29

Air Date: 2011-03-20

30. Episode 30

Air Date: 2011-03-27

31. Episode 31

Air Date: 2011-04-03

32. Episode 32

Air Date: 2011-04-10

33. Episode 33

Air Date: 2011-04-17

34. Episode 34

Air Date: 2011-04-24

35. Episode 35

Air Date: 2011-05-01

36. Episode 36

Air Date: 2011-05-08

37. Episode 37

Air Date: 2011-05-15

38. Episode 38

Air Date: 2011-05-22

39. Episode 39

Air Date: 2011-05-29

40. Episode 40

Air Date: 2011-06-05

41. Episode 41

Air Date: 2011-06-12

42. Episode 42

Air Date: 2011-06-19

43. Episode 43

Air Date: 2011-06-26

44. Episode 44

Air Date: 2011-07-03

45. Episode 45

Air Date: 2011-07-10

46. Episode 46

Air Date: 2011-07-17

47. Episode 47

Air Date: 2011-07-24

48. Episode 48

Air Date: 2011-07-31