Episode 1 - Revival

A group of archaeologists open a tomb that awakens horrible monsters, while journeyman Yusuke Godai is compelled to access a strange belt from the tomb to fight back against them.

Episode 2 - Transformation

A drunkard witnessed a murder by an Unidentified Lifeform near a Church. Meanwhile, Yusuke is bothered by the idea of fighting and is unsure if it was right until he saw the daughter of one of the slain archeologists crying.

Episode 3 - Tokyo

Yusuke Godai leaves the message, "I've returned to Tokyo because of some important business. But I will return tonight."

Episode 4 - Sprint

As #5 continues to rampage with her speed through Tokyo, Ichijou must come to a decision regarding whether to work alongside Yusuke.

Episode 5 - Distance

Through his combination with Detective Ichijo, Yusuke Godai a.k.a. Kuuga is victorious over the Unidentified Lifeform #5, Zu-Mebio-Da.

Episode 6 - Azure Dragon

In the battle against Unidentified Lifeform #6, Zu-Batsu-Ba, who had been appearing frequently in the Suginami ward, Kuuga's body changed from red to blue...

Episode 7 - Grief

Three months have passed since the series of events with the Unidentified Lifeforms broke out.

Episode 8 - Archer

During the battle with the bee-type monster Me-Badjisu-Ba that approaches from the sky, Kuuga's body changes from blue to green.

Episode 9 - Siblings

At the combined investigation headquarters of Ichijo and other detectives, they've confirmed from their investigation so far that the Unidentified Lifeforms have a habit of gathering in one location...

Episode 10 - Fierceness

As Yusuke tries to convince Minori to accept his changes, he tries to figure out a method to bring out the fourth Kuuga form.

Episode 11 - Promise

Yusuke's plan to meet with a former teacher to keep an old promise becomes interrupted with the attack of a powerful Gurongi.

Episode 12 - Teacher

Episode 13 - Suspicion

Episode 14 - Omen

Episode 15 - Armor

Episode 16 - Creed

Episode 17 - Preparation

Episode 18 - Loss

Episode 19 - Artifact

Episode 20 - Smile

Episode 21 - Secrets

Episode 22 - Game

Episode 23 - Uneasiness

Episode 24 - Strengthening

Episode 25 - Wandering

Episode 26 - Myself

Episode 27 - Ripple

Episode 28 - Clarification

Episode 29 - Crossroads

Episode 30 - Fate

Episode 31 - Retaliation

Episode 32 - Obstacle

Episode 33 - Cooperation

Episode 34 - Tremble

Episode 35 - Emotion

Episode 36 - Complication

Episode 37 - Approach

Episode 38 - Transition

Episode 39 - Goma

Episode 40 - Impulse

Episode 41 - Control

Episode 42 - Battlefield

Episode 43 - Reality

Episode 44 - Crisis

Episode 45 - Archenemy

Episode 46 - Indomitable

Episode 47 - Decision

Through the efforts of Kuuga and the police, Unidentified Lifeform #46 Go-Gadoru-Ba is defeated. However it simultaneously means #0 will bring forth the ultimate darkness.

Episode 48 - Kuuga

Yusuke resolves to become the 'dreadful warrior' in order to defeat #0, and before that final deciding battle, he rides his bike through the unrelenting downpour to give thanks once again to all the people who supported him.

Episode 49 - Yusuke

To defeat the one who brings the ultimate darkness, N-Daguba-Zeba, Yusuke transforms into the Ultimate Form, the dreadful warrior. Staining the brilliant white snow field with crimson blood in this literal fight to the death, at last, the conclusion is reached....