Inuyasha the Movie 4: Fire on the Mystic Island

Inuyasha the Movie 4: Fire on the Mystic Island

Year: 2004

Runtime: 88 mins

Language: Japanese

Director: Toshiya Shinohara

AdventureFantasyAnimation

The island of Houraijima, lost for fifty years, suddenly reappears, attracting the four divine antagonists called the Shitoushin, who seek the sacred powers that protect the island. Inuyasha, his friends, and even the aloof Sesshoumaru must unite to uncover the island’s secrets and defeat the powerful Shitoushin.

Hopeful
Happy ending
Moderately emotional
High intensity
Fast pacing
Moderate complexity

Warning: spoilers below!

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Timeline & Setting – Inuyasha the Movie 4: Fire on the Mystic Island (2004)

Explore the full timeline and setting of Inuyasha the Movie 4: Fire on the Mystic Island (2004). Follow every major event in chronological order and see how the environment shapes the story, characters, and dramatic tension.

Time period

Sengoku period, Japan (mid-16th century)

The story unfolds against feudal Japan’s era of warlords and shifting alliances. The island’s reappearance links present events to a past conflict from fifty years ago, tying fate to the legends of Kikyō and Inuyasha. The presence of half-demons, priestesses, and ancient powers situates the plot firmly in a mythic, historical Japan.

Location

Hōrai Island, Cauldron of Resonance, Kaede's Village

Hōrai Island is a mythic land that reappears once every fifty years, drawing the group into its dangerous shores. At the island’s heart sits the Cauldron of Resonance, a focal point for the Four War Gods’ power. The surrounding village and Kaede's village become temporary refuges as the survivors maneuver through attacks and arcs of the island’s legends.

🏝️ Island 🗺️ Mythic setting ⚔️ Battle territory

Last Updated: October 04, 2025 at 12:05

Main Characters – Inuyasha the Movie 4: Fire on the Mystic Island (2004)

Meet the key characters of Inuyasha the Movie 4: Fire on the Mystic Island (2004), with detailed profiles, motivations, and roles in the plot. Understand their emotional journeys and what they reveal about the film’s deeper themes.

Inuyasha (Kappei Yamaguchi)

A half-demon whose courage anchors the group on the perilous island. He recalls the island’s legends and leads the charge against the Four War Gods, using his strength and strategy to shield his friends. His connection to Kikyō and the power spheres drives much of the climactic combat, including the final combined attack.

⚔️ Warrior 🛡️ Protector 🧬 Half-demon

Kagome Higurashi (Satsuki Yukino)

A schoolgirl from the modern era who accompanies Inuyasha into the feudal world. She wields a sacred bow whose arrows help pierce through the War Gods, and her bond with Inuyasha sustains the group through the island’s trials. She plays a pivotal role in the final strategy to defeat the final War God.

🎯 Archer ⏳ Time-traveler

Miroku (Koji Tsujitani)

A wandering monk who fights alongside the group, bringing spiritual offense and defense. He contributes to the defense of Kirara and participates in battles against the Thunder Cannon and the War Gods. His presence adds mystic support and chivalric loyalty to the team.

🧭 Monk 💨 Wind user

Sango (Houko Kuwashima)

A demon slayer with Kirara as her partner, Sango is instrumental in frontline battles against the War Gods. She fights to protect the children and assists in the coordinated assault that aims to stop the power spheres from empowering the gods. Her resolve strengthens the group's unity under pressure.

🗡️ Slayer 🐾 Kirara partner

Kikyo (Noriko Hidaka)

The legendary priestess whose doppelgänger appears on the island. The real Kikyo returns to aid Inuyasha and Kagome, explaining the War Gods’ past and offering a plan to stop them. She ultimately destroys the look-alike and leaves behind a crucial weapon, highlighting themes of memory, loyalty, and sacrifice.

🕊️ Priestess 🏹 Bow wielder

Ai (Emi Motoi)

The youngest child who remains unscarred while others bear marks of the Four War Gods. Ai’s plea to Inuyasha to save the others motivates the group to press forward. Her presence anchors the emotional stakes of the children’s fate and the island’s mythic cycle.

👶 Young survivor 🧠 Unscarred

Asagi (Fumiko Orikasa)

The oldest child who volunteers to sacrifice herself to the Cauldron of Resonance, setting the plot in motion. Her decision to offer herself exposes the harsh cost of stopping the War Gods and buying time for the others. She becomes a catalyst for the island’s ultimate confrontation.

🕯️ Sacrifice 🎖️ Elder

Ryūra (Nobutoshi Canna)

One of the Four War Gods who marks Inuyasha and serves as a central antagonist. He fights to reclaim the power spheres and unleash the gods’ full potential. His confrontation with the heroes drives key battles across land and sea as the group races to prevent disaster.

⚔️ War God 🧪 Antagonist

Last Updated: October 04, 2025 at 12:05

Major Themes – Inuyasha the Movie 4: Fire on the Mystic Island (2004)

Explore the central themes of Inuyasha the Movie 4: Fire on the Mystic Island (2004), from psychological, social, and emotional dimensions to philosophical messages. Understand what the film is really saying beneath the surface.

🔥 Sacrifice

Sacrifice drives the plot as Asagi offers herself to the Cauldron of Resonance to buy time for her friends. Lady Kanade relinquishes part of her strength to aid the group, illustrating the cost of confronting immense power. The teamwork between the heroes culminates in a final act where sacrificing and merging efforts are required to defeat the final War God.

🪞 Identity

The appearance of a Kikyō look-alike creates a fragile sense of identity and trust among the group. The doppelgänger embodies the risk of power and memory being manipulated, while the real Kikyo re-enters the battle to restore balance. The eventual destruction of the doppelgänger underscores themes of true self and loyalty.

🤝 Teamwork

A diverse group—Inuyasha, Kagome, Miroku, Sango, Shippo, and others—must coordinate across multiple fronts to thwart the War Gods. Each member’s strengths are needed: aerial assaults, magical barriers, and strategic targeting of power spheres. The final victory hinges on their united effort, combining Kagome’s arrow with Inuyasha’s Backlash Wave.

Last Updated: October 04, 2025 at 12:05

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Inuyasha the Movie 4: Fire on the Mystic Island Summary

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