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- Season 31
- Episode 4
Because of That Opened Book
Kamen Rider - S31 - E4
Ryou wonders why Touma is so obsessed with keeping promises as they try to figure out how to save Sora.
Kamen Rider: Season 31 - 48 Episode s
31x1 - In the Beginning, There is a Flaming Swordsman
September 6, 2020
A young writer possessing a strange book comes face-to-face with a monster using books for evil.
31x2 - The Water Swordsman With a Blue Lion
September 13, 2020
A man with a blue lion arrives and takes Touma to a place filled with books.
31x3 - A Father and a Swordsman
September 20, 2020
Touma is reunited with an old friend when he meets a member of the Sword of Logos who is also a father.
31x4 - Because of That Opened Book
September 27, 2020
Ryou wonders why Touma is so obsessed with keeping promises as they try to figure out how to save Sora.
31x5 - My Friend, The Lightning Swordsman
October 4, 2020
Kento struggles with his father's demons and wanting to talk to Touma.
31x6 - As Swift as the Wind, Kenzan
October 11, 2020
Touma meets a swordsman who favors strength over wits, and also a new foe that locks his sword from being used.
31x7 - The King's Sword in Avalon
October 18, 2020
Rintarou trains to avenge his master as Touma heads to Avalon to fix his sword.
31x8 - Sealed by Arthur
October 25, 2020
Ryou is turned to stone during a battle, leaving the other swordsmen to stop Medusa without him.
31x9 - Pile 'Em Up, The Timbre of a Swordsman
November 8, 2020
Touma learns that everyone has their own role to play as he must wait for Daishinji to finish maintaining his new Wonder Ride Book.
31x10 - Joining Feelings By Crossing Swords
November 15, 2020
A woman from the southern base gives a Wonder Ride Book to Kento, who makes an oath with Touma and Rintarou.
31x11 - Lightning Causes a Commotion, the Clouds Darken
November 22, 2020
Kento is determined to find Calibur and find out what happened to his father.
31x12 - At the Promised Place
November 29, 2020
Rintarou is dealing with injuries from his prior battle and Ryou is worried that Kento is going to do something stupid.
31x13 - I Stand By My Feelings
December 6, 2020
In order to save Kento, Touma and Rintarou head out to fight Calibur.
31x14 - My Feelings Held in This Sword
December 13, 2020
While the swordsmen mourn Kento, Calibur reappears for another battle.
31x15 - I'm More Than Ready For What's in Front of Me
December 20, 2020
Calibur and Saber race for the Table of Contents as the rest of the swordsmen continue their battle.
31x16 - A Beam of Light to Save the World
December 27, 2020
The gang is preparing for a New Year's celebration when Touma gets an offer from the Southern Base.
31x17 - Is the Old Emissary Light or a Shadow?
January 10, 2021
Touma is depressed from losing his companions while the Sword of Logos are torn on whether to trust Touma.
31x18 - A Flaming Tenacity to Defeat the Megiddo
January 17, 2021
Touma tries to find a way to save Yuki; Rintarou and Daishinji see Touma protecting a Megiddo.
31x19 - Flame and Light, Sword and Blade
January 24, 2021
Touma meets a young man who likes building models; Daishinji wants to learn the true intent of Yuuri.
31x20 - The Sword's Intent to Destroy the Stronghold
January 31, 2021
Sword of Logos learns of people being turned into Megiddo and confront Touma for the swords in his possession.
31x21 - Shining in Full Color Towards Greatness
February 7, 2021
Touma learns of people gone missing after seeing fantastical things; Yuuri want a normal form to fight with; Daishinji challenges Touma.
31x22 - But I Want to Help People
February 14, 2021
Mei gets a call from the girl that Touma saved and the two discover that her sister is missing.
31x23 - Going Berserk, the Hands of Destruction
February 21, 2021
Touma and company plan to sneak into the Southern Base to meet with Master Logos.
31x24 - The Father Who Carried the Future on His Back
February 28, 2021
Ogami receives some needed advice from his son; Reika blatantly lies to the swordsman about Master Logos' words.
31x25 - Shrouded in Smoke, the Crimson Assassin
March 7, 2021
Touma has a terrifying nightmare about Primitive Dragon; Mei talks with Rintarou as Reika heads to the Northern Base.
31x26 - In Intense Darkness with the Sword
March 14, 2021
Kento is back and determined to seal all of the swords to stop the world from ending.
31x27 - Changing Sadness into a Smile
March 21, 2021
Touma trains with Primitive Dragon in order to save the boy in his visions.
31x28 - Write the Past, Draw the Future
March 28, 2021
Mei is tasked to ask Touma about writing a sequel to one of his stories; Ren leaves the Sword of Logos to join with Kento.
31x29 - The Time the Swordsman Made His Move
April 4, 2021
Rintarou tells Mei that he's going to fight with Touma, but still has unfinished business at the Southern Base.
31x30 - Even Though Bonds Are Torn
April 11, 2021
Everyone welcomes Rintarou back to the Northern Base when Mei suddenly goes missing!
31x31 - Strength to Believe, Strength to Believe In
April 18, 2021
Rintarou is hard on himself after losing everyone he called family, including Mei.
31x32 - My Feelings Become Crystal
April 25, 2021
The barrier to the Northern Base has been breached, letting in members of both the Southern Base and the Megiddo.
31x33 - The Future is Still Changing
May 2, 2021
Touma and Rintarou head out to retrieve Kento and Ren while Master Logos schemes to get the remaining swords.
31x34 - Open Your Eyes, the Immortal Swordsman
May 9, 2021
In light of Luna appearing before Touma, Master Logos unleashes an old friend of Yuuri to ensure her capture.
31x35 - And I Shall Become God
May 16, 2021
Touma is reunited with Luna, but she is quickly taken away again.
31x36 - Opening the All Knowing, Almighty Power
May 23, 2021
Master Logos declares himself God as he unveils a new book to fight Touma.
31x37 - Who Will Change the Future?
May 30, 2021
Touma learns that Kento plans to sacrifice himself to save the world; Yuuri takes Mei to try and change the mindset of his old friend.
31x38 - The Galactic Sword That Sheathes the Holy Swords
June 6, 2021
Touma pleads for Kento to fight with the other swordsmen as they battle Master Logos.
31x39 - Swordsmen, Follow the Path You Believe In
June 13, 2021
Touma is able to win over Kento, but there is still unfinished business with Ren and Master Logos.
31x40 - The Shining Friendship of Three Swordsmen
June 20, 2021
Tassel meets with Luna; Master Logos makes the swordsmen fight each other.
31x41 - 2000 Years Of Written Desires
June 27, 2021
Tassel makes a visit to the Northern Base to fill Touma in on a few things.
31x42 - The Beginning of a Beautiful Ending
July 4, 2021
Touma waits for Tassel to return with Luna, but an old friend finally catches up with him and he never shows.
31x43 - A Clash Over the Value of Living
July 11, 2021
Touma learns that Luna has not been captured; Ren battles Desast.
31x44 - Turning the Final Page
August 1, 2021
Storius unleashes the biggest book to overwrite the world; Touma is reunited with Luna once more.
31x45 - Ten Swordsmen Wagering the World
August 8, 2021
Ten swordsmen head into a long and restless battle.
31x46 - Farewell, My Hero
August 15, 2021
Touma comes face-to-face with Storius as the other swordsman participate in the fight of their lives.
31x47 - A Story is Born When the World Ends
August 22, 2021
Touma falls at the hands of Storius as Luna rushes to find him.
31x48 - When You Turn a New Page
August 29, 2021
Touma and Kento encounter a reminiscent trio who are being targeted by a monster that is being hunted by a strange man with a demon inside of him.
Kamen Rider: All seasons
S0: Specials
29 Episode s
S1: Kamen Rider
98 Episode s
S2: V3
52 Episode s
S3: X
35 Episode s
S4: Amazon
24 Episode s
S5: Stronger
39 Episode s
S6: Skyrider
54 Episode s
S7: Super-1
48 Episode s
S8: Black
51 Episode s
S9: Black RX
47 Episode s
S10: Kuuga
49 Episode s
S11: Agito
51 Episode s
S12: Ryuki
50 Episode s
S13: 555
50 Episode s
S14: Blade
49 Episode s
S15: Hibiki
48 Episode s
S16: Kabuto
49 Episode s
S17: Den-O
49 Episode s
S18: Kiva
48 Episode s
S19: Decade
31 Episode s
S20: W
49 Episode s
S21: OOO
48 Episode s
S22: Fourze
48 Episode s
S23: Wizard
53 Episode s
S24: Gaim
47 Episode s
S25: Drive
48 Episode s
S26: Ghost
50 Episode s
S27: Ex-Aid
45 Episode s
S28: Build
49 Episode s
S29: Zi-O
49 Episode s
S30: Zero-One
45 Episode s
S31: Saber
48 Episode s
S32: Revice
50 Episode s
S33: Geats
49 Episode s
S34: Gotchard
50 Episode s
S35: Gavv
12 Episode s