| 1 | Space Brothers Season 1 Episode 51 – Living Stone | | 1 | 3 years |
| Space Brothers Season 1 Episode 50 – Nitta and Mutta | | 1 | 3 years |
| Space Brothers Season 1 Episode 49 – Nitta the Leader | | 1 | 3 years |
| Space Brothers Season 1 Episode 48 – Always Have a Pedometer in Your Heart | | 1 | 3 years |
| Space Brothers Season 1 Episode 47 – The First Promise | | 1 | 3 years |
| Space Brothers Season 1 Episode 46 – Number One Restless Guy | | 1 | 3 years |
| Space Brothers Season 1 Episode 45 – Five Blue Rangers | | 1 | 3 years |
| Space Brothers Season 1 Episode 44 – Three Astronauts | | 1 | 3 years |
| Space Brothers Season 1 Episode 43 – Brian | | 1 | 3 years |
| Space Brothers Season 1 Episode 42 – Hibito’s Choice | | 1 | 3 years |
| Space Brothers Season 1 Episode 41 – Eighty Minutes to Live | | 1 | 3 years |
| Space Brothers Season 1 Episode 40 – Heaven and Hell | | 1 | 3 years |
| Space Brothers Season 1 Episode 39 – Lunar Illusions | | 1 | 3 years |
| Space Brothers Season 1 Episode 38 – Eleventh E-mail | | 1 | 3 years |
| Space Brothers Season 1 Episode 37 – Two Men in the Park | | 1 | 3 years |
| Space Brothers Season 1 Episode 36 – Dancing Astronaut | | 1 | 3 years |
| Space Brothers Season 1 Episode 35 – From the Little Corner of a Big Facility | | 1 | 3 years |
| Space Brothers Season 1 Episode 34 – Pug and Hug on a Moonlit Night | | 1 | 3 years |
| Space Brothers Season 1 Episode 33 – Moon Rabbit | | 1 | 3 years |
| Space Brothers Season 1 Episode 32 – A Private Place | | 1 | 3 years |
| Space Brothers Season 1 Episode 31 – Rocket Road | | 1 | 3 years |
| Space Brothers Season 1 Episode 30 – Dog, Old Man, and Alexander | | 1 | 3 years |
| Space Brothers Season 1 Episode 29 – Night Before Launch | | 1 | 3 years |
| Space Brothers Season 1 Episode 28 – Miracle of Doha | | 1 | 3 years |
| Space Brothers Season 1 Episode 27 – One Question | | 1 | 3 years |
| Space Brothers Season 1 Episode 26 – Painful Interview | | 1 | 3 years |
| Space Brothers Season 1 Episode 25 – Sonic Little Brother Training Big Brother | | 1 | 3 years |
| Space Brothers Season 1 Episode 24 – The Worst Possible Interviewer | | 1 | 3 years |
| Space Brothers Season 1 Episode 23 – Father, Son, and Mutta Claus | | 1 | 3 years |
| Space Brothers Season 1 Episode 22 – Working on the Dream | | 1 | 3 years |
| Space Brothers Season 1 Episode 21 – A Long-Awaited Glimpse of the Sky | | 1 | 3 years |
| Space Brothers Season 1 Episode 20 – The Worst Possible Punishment | | 2 | 3 years |
| Space Brothers Season 1 Episode 19 – The Day Before Goodbye | | 1 | 3 years |
| Space Brothers Season 1 Episode 18 – Ka-pe! Kenji! | | 1 | 3 years |
| Space Brothers Season 1 Episode 17 – The Culprit is in the Room | | 1 | 3 years |
| Space Brothers Season 1 Episode 16 – Alarm, But No Clock | | 1 | 3 years |
| Space Brothers Season 1 Episode 15 – Let’s Talk About Space | | 1 | 3 years |
| Space Brothers Season 1 Episode 14 – Broken Glasses and the Sole of the Foot | | 1 | 3 years |
| Space Brothers Season 1 Episode 13 – 3-D Ant | | 1 | 3 years |
| Space Brothers Season 1 Episode 12 – My Name is Itou Serika | | 1 | 3 years |
| Space Brothers Season 1 Episode 11 – Trapped Rivals | | 1 | 3 years |
| Space Brothers Season 1 Episode 10 – Running Bus | | 1 | 3 years |
| Space Brothers Season 1 Episode 9 – Individual Resolve | | 1 | 3 years |
| Space Brothers Season 1 Episode 8 – Smoky Heaven | | 1 | 3 years |
| Space Brothers Season 1 Episode 7 – Dear Hibito | | 1 | 3 years |
| Space Brothers Season 1 Episode 6 – Et Cetera in My Head | | 1 | 3 years |
| Space Brothers Season 1 Episode 5 – Days of Missing | | 1 | 3 years |
| Space Brothers Season 1 Episode 4 – Next to Hibito | | 1 | 3 years |
| Space Brothers Season 1 Episode 3 – The Man with the Advantage and the Running Female Doctor | | 1 | 3 years |
| Space Brothers Season 1 Episode 2 – My Shining Star | | 1 | 3 years |
| Space Brothers Season 1 Episode 1 – Little Brother Hibito and Big Brother Mutta | | 2 | 3 years |
