The BEST episodes written by Keiichi Hasegawa

#1 - Farewell to N/The Memory Kids

Kamen Rider - Season 20 - Episode 17

When Shotaro is hired to find the daughter of his barber, he discovers horrible new developments regarding the Gaia Memories.

#2 - Farewell to N/Friends in the Wind

Kamen Rider - Season 20 - Episode 18

As Shotaro and Philip discover the truth regarding the teens using the Bird Memory, Kirihiko discovers the truth behind Museum and his usage by the Sonozaki family.

#3 - V For Vendetta/Raging Beast

Kamen Rider - Season 20 - Episode 12

When the search for the Virus Dopant takes an unexpected turn, Shotaro and Philip must work to find the true controller and the reason behind their grudge.

#4 - Q on the Radio/Live Broadcast at the Riot

Kamen Rider - Season 20 - Episode 14

As Shotaro continues to try and lure out Wakana’s violent stalker, Philip continues to get unusually close to the radio-broadcasting Sonozaki.

#5 - Winter Night Phantom

The Big O - Season 1 - Episode 10

A mysterious bomber is murdering retired Paradigm officials.

#6 - But I Want to Help People

Kamen Rider - Season 31 - Episode 22

Mei gets a call from the girl that Touma saved and the two discover that her sister is missing.

#7 - Q on the Radio/Princess Under Fire

Kamen Rider - Season 20 - Episode 13

Shotaro and Philip investigate a Dopant stalker who's causing chaos in order to impress Wakana.

#8 - R-D

The Big O - Season 1 - Episode 13

An assassin stalks the streets of the Paradigm City and the only clue is the killer's calling card, which reads, "Cast in the name of God, ye not guilty."

#9 - Missing Cat

The Big O - Season 1 - Episode 8

An abandoned kitten sparks a confrontation with a mad biologist.

#10 - Bring Back My Ghost

The Big O - Season 1 - Episode 5

Roger is hired by a wealthy and blind old woman to help find her son, Bonny, for her birthday the next day.

#11 - What Was I Entrusted With?

SSSS.Dynazenon - Season 1 - Episode 12

To challenge the final battle, Homura and his friends reunited with Dynazenon.

#12 - What's Your Reason for Fighting?

SSSS.Dynazenon - Season 1 - Episode 2

Mugwort and Yumeme visit the city where they fought the monsters and witness the tragedy. Homura and his friends start training to fly Dynazenon, but the monster appears again without waiting for the time.

#13 - Shining in Full Color Towards Greatness

Kamen Rider - Season 31 - Episode 21

Touma learns of people gone missing after seeing fantastical things; Yuuri want a normal form to fight with; Daishinji challenges Touma.

#14 - What Is a Kaiju User?

SSSS.Dynazenon - Season 1 - Episode 1

When high-school freshman Yomogi Asanaka stumbles across kaiju user Gauma, he and a few unsuspecting onlookers get caught up in a fight against kaiju.

#15 - Which Memories Do You Regret?

SSSS.Dynazenon - Season 1 - Episode 10

An unprecedented force was hitting the city. Homura takes the Dyna Soldier and confronts its roots.

#16 - What Is a Traitor?

SSSS.Dynazenon - Season 1 - Episode 3

Mugwort and Yumeme visit the city where they fought the monsters and witness the tragedy. Homura and his friends start training to fly Dynazenon, but the monster appears again without waiting for the time.

#17 - Gotcha! X Hopper!

Kamen Rider - Season 34 - Episode 27

#18 - A Rival Appears?! Gotcha and Juliet

Kamen Rider - Season 34 - Episode 30

#19 - Seize Happiness! Shine Gotchalibur!

Kamen Rider - Season 34 - Episode 15

Why do X-Rex eat people? The reason is curiosity about people. Because of their ability to see into the memories of the people they ate, they satisfied their curiosity by eating the people they were interested in. Houtarou, who was able to realize the true meaning, got X-Rex as well! Use the Super Gatchard Cross X-Rex to rush to Rinne and the Mabe family who are being attacked by the Three Dark Sisters! However, Gatchard defends himself against the onslaught of the three sisters. Atropos tries again to torture Rinne, who cannot use alchemy. Meanwhile, the Mabe family is also under the influence of evil...! It's bad if it stays like this! ! At that moment, everyone's voices reached Houtarou's ears. Turn everyone's thoughts into power, protect everyone, and Gatchard! Finally, it's time for Rinne to fight back...! ?

#20 - V For Vendetta/Infected Vehicle

Kamen Rider - Season 20 - Episode 11

Shotaro decides to help an underworld gang after a member is killed by a Dopant-possessed car.

#21 - A Beam of Light to Save the World

Kamen Rider - Season 31 - Episode 16

The gang is preparing for a New Year's celebration when Touma gets an offer from the Southern Base.

#22 - Burn! Fight! Wrestler G!

Kamen Rider - Season 34 - Episode 5

A hunt for more chemys leads the academy to a professional wrestling dojo. When they come under attack, Houtarou must find a new combo in order to defeat the strong Malgam.

#23 - What Are These Overlapping Emotions?

SSSS.Dynazenon - Season 1 - Episode 9

Homura and Yumeme listen to the story of Kano's death. A monster appears without being able to swallow the story. On the other hand, Chise was isolated with a secret.

#24 - The Motivation For Heroism

Kamen Rider - Season 22 - Episode 24

The gang must race to find out who the Switcher is – before the new ‘hero’ wipes out Fourze and Meteor to become the sole hero in the city…

#25 - I'm More Than Ready For What's in Front of Me

Kamen Rider - Season 31 - Episode 15

Calibur and Saber race for the Table of Contents as the rest of the swordsmen continue their battle.

#26 - What Wish Can't Come True?

SSSS.Dynazenon - Season 1 - Episode 11

Everyday life began to return to Homura, and the monster Yusei thoughts had lost their place in the world where they lost their monsters.

#27 - Finding Bushido

Kamen Rider - Season 34 - Episode 3

Houtarou continues his quest to befriend all the Chemies as he meets a Chemy known as Apparebushido. A new alchemist appears and demands Houtarou hands over his driver.

#28 - Conspiracy! Adel's Trap!

Kamen Rider - Season 26 - Episode 22

Takeru finds himself fighting Alain and two Gamma Superiors while Makoto meets Alia and Emperor Adonis who is informed of his children's antics in the human world for the first time.

#29 - What's Lover-Like Mean?

SSSS.Dynazenon - Season 1 - Episode 5

Homura and his friends decided to go to a large outdoor pool at Chise's suggestion, but there was an unexpected companion there. Gauma orders Homura and Yumeme to pretend to be lovers for a certain operation.

#30 - Gorgeous! Queen of Illusion!

Kamen Rider - Season 26 - Episode 17

Takeru investigates a Gamma that seems to be only attacking young women.

#31 - Blazing Kyoto! Scorched Love: The Chemy Thunderous Affair

Kamen Rider - Season 34 - Episode 10

Hijiri, whom Kajiki is in love with, has a boyfriend! Although Kajiki is depressed, he learnt that Hijiri boyfriend is most likely the remaining suspect who made his escape after Clotho attacked the police van! If that's the case, then there's a possibility that the suspect has already became a Malgam. Hijiri who is with Kajiki is in danger! Houtarou and Minato start searching for the suspect together, but...!

#32 - Open Wide Rex! Dangerous X!

Kamen Rider - Season 34 - Episode 14

Kemmy can eat people! ? A new level number 10 appears in front of Houtarou and his friends who have successfully become friends with UFOX. Its name is “XX-Rex”! However, the X-Rex has a surprising habit of eating humans. Leaving it unattended is dangerous. Houtarou runs into Gotcha, but wonders why he would do such a thing. Meanwhile, there is another shadow chasing X-Rex. They are occult writer Manabe and his daughter, Sawa. Rinne begins to identify with Sou, who is thinking about her father. But then, the evil hand of the Three Dark Sisters approaches again...! The strongest dinosaur level 10, what is its true meaning? ?

#33 - Thwarting Evil. The Jet Black Winds

Kamen Rider - Season 34 - Episode 26

#34 - What's Our Reason for Coming Together?

SSSS.Dynazenon - Season 1 - Episode 7

Dynazenon is defeated by a monster. The mysterious giant that appears there. Despite being confused, Onija and Mujina begin to fight the giant. There was no way to fix the Dynazenon that had injured the Gaumas.

#35 - What Is This Pain?

SSSS.Dynazenon - Season 1 - Episode 6

Yumeme hears rumors about Kano's death from the OB of the chorus club to which Kano belonged during his lifetime. Meanwhile, the calendar awakens from a hangover and finds that he has lost the Dynastriker. Gauma's blamed calendar reminds me of meeting a person last night Screenplay:

#36 - Antrooper Labyrinth

Kamen Rider - Season 34 - Episode 4

Houtarou tries to uncover why Rinne is always acting so cold towards him. When the two of them are sent to another world, they must work together to escape.

#37 - What Is This Wavering Emotion?

SSSS.Dynazenon - Season 1 - Episode 8

A city where monsters spread confusion. Gauma gathers the Homuras and attempts the first monster capture operation.

#38 - What Is This Thumping Heart?

SSSS.Dynazenon - Season 1 - Episode 4

Homura catches a cold and falls asleep. Gauma invites Yumebu to visit him. Homura is confused by the sudden visit of Yumebu, but the relationship between the two gradually breaks down. When I heard that a monster had appeared, I left the cold mugwort and headed for the battle.

#39 - A Story is Born When the World Ends

Kamen Rider - Season 31 - Episode 47

Touma falls at the hands of Storius as Luna rushes to find him.

#40 - Super A Class☆The Twisted Star

Kamen Rider - Season 34 - Episode 6

A mysterious man challenges Supana after tracking him down.

#41 - Return to Normal! Friends x Forever!

Kamen Rider - Season 34 - Episode 13

Sabimaru-senpai has gone. Houtarou regrets his immaturity. Weak, fleeting, and endless suffering. The harsh reality of battle stands in front of the young alchemist. nevertheless. --Still! I don't want those fun times to be in the past! The key to saving Sabimaru is where his thoughts go. My dream Chemie, “UFOX”! Gather your friends and call the UFO. Wear the power of level number 10 and change now! Super Gatchard! Run instead of worrying! Ichinose Houtarou!

#42 - No Need For Seniors

Kamen Rider - Season 22 - Episode 30

Gentarou and the Kamen Rider Club must figure out how to deal with Haru as the Musca Zodiarts and Mr. Ohsugi’s discovery of the Rabbit Hatch, along with the latter’s confiscation of the 38th Astro Switch.

#43 - Changing Sadness into a Smile

Kamen Rider - Season 31 - Episode 27

Touma trains with Primitive Dragon in order to save the boy in his visions.

#44 - Write the Past, Draw the Future

Kamen Rider - Season 31 - Episode 28

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.

#45 - The Time the Swordsman Made His Move

Kamen Rider - Season 31 - Episode 29

Rintarou tells Mei that he's going to fight with Touma, but still has unfinished business at the Southern Base.

#46 - Open Your Eyes, the Immortal Swordsman

Kamen Rider - Season 31 - Episode 34

In light of Luna appearing before Touma, Master Logos unleashes an old friend of Yuuri to ensure her capture.

#47 - And I Shall Become God

Kamen Rider - Season 31 - Episode 35

Touma is reunited with Luna, but she is quickly taken away again.

#48 - 2000 Years Of Written Desires

Kamen Rider - Season 31 - Episode 41

Tassel makes a visit to the Northern Base to fill Touma in on a few things.

#49 - Turning the Final Page

Kamen Rider - Season 31 - Episode 44

Storius unleashes the biggest book to overwrite the world; Touma is reunited with Luna once more.

#50 - Ten Swordsmen Wagering the World

Kamen Rider - Season 31 - Episode 45

Ten swordsmen head into a long and restless battle.