Detective Conan: Black Iron Submarine

Detective Conan: Black Iron Submarine

Year: 2023

Runtime: 110 mins

Language: Japanese

Director: Yuzuru Tachikawa

CrimeMysteryActionAnimation

Engineers from across the globe convene at the Interpol marine facility, Pacific Buoy, located off the coast of Tokyo, to launch a revolutionary global law enforcement camera system. Detective Conan and his friends, including Kogoro, Ran, Agasa, and Haibara, join them on Hachijo-jima island, invited by Sonoko. However, Conan receives a concerning message from Subaru about a Europol agent’s murder. As the group travels to the island, Conan discovers that the Black Organization is attempting to kidnap a female engineer and steal crucial data from her USB drive, putting everyone in danger.

Warning: spoilers below!

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Timeline & Setting – Detective Conan: Black Iron Submarine (2023)

Explore the full timeline and setting of Detective Conan: Black Iron Submarine (2023). Follow every major event in chronological order and see how the environment shapes the story, characters, and dramatic tension.

Time period

Modern day

The events take place in contemporary times, leveraging current surveillance tech and international agencies like Europol and Interpol. The plot centers on a cutting-edge yet flawed system (All-Age Recognition) and a high-stakes security crisis. The timeline unfolds over a few tense days of pursuit, infiltration, and confrontation rather than a long historical arc.

Location

Frankfurt, Hachijo-jima, Pacific Buoy

The story spans a European city, a remote Japanese island resort, and a high-security underwater lab. It threads the pursuit from Frankfurt to the Pacific Buoy, showcasing a global espionage backdrop. Key scenes unfold at an Interpol underwater facility, highlighting advanced surveillance networks and cross-border cooperation. The settings emphasize high-tech security, tension, and international intrigue.

❄️ Modern setting 🗺️ International locales 🏝️ Island resort 🌊 Underwater facility

Last Updated: October 01, 2025 at 09:48

Main Characters – Detective Conan: Black Iron Submarine (2023)

Meet the key characters of Detective Conan: Black Iron Submarine (2023), with detailed profiles, motivations, and roles in the plot. Understand their emotional journeys and what they reveal about the film’s deeper themes.

Conan Edogawa (Minami Takayama)

A brilliant young detective who threads the investigation across Frankfurt, Hachijo-jima, and the Pacific Buoy. He pieces together clues, coordinates with Dr. Agasa and Kogoro, and relies on sharp deduction to outmaneuver dangerous foes. His resolve drives the pursuit of the Black Organization and the protection of Haibara.

🕵️ Detective 🧠 Protagonist

Ai Haibara (Megumi Hayashibara)

Former Shiho Miyano, now allied with Conan. Targeted by the Black Organization, she fights to stay safe and to help dismantle their plots. Her presence deepens the mystery around Shiho Miyano’s identity and the All-Age Recognition project.

🧪 Scientist 🧭 Ally

Vermouth (Mami Koyama)

A sophisticated Black Organization operative who orchestrates key manipulations from the shadows. She orchestrates the system flaw and manipulates footage to mislead investigators, adding psychological complexity to the confrontation.

🗡️ Spy 🎭 Mastermind

Kir (Kotono Mitsuishi)

A Black Organization operative who assists in tracking Haibara and coordinating operations. She demonstrates agility and a cool-headed approach, serving as a counterpoint to Conan’s team.

🗡️ Assassin 🤝 Ally

Pinga (Ayumu Murase)

One of the Organization’s agents; associated with the Grace alias. Involved in kidnapping Naomi Argento and pursuing Haibara, her actions contribute to the film’s tension and ultimate confrontation; her fate intertwines with the submarine crisis.

🕵️ Agent 🗡️ Operative

Naomi Argento (Atsumi Tanezaki)

A European Parliament member’s daughter central to the All-Age Recognition project. Her kidnapping heightens political stakes and presses for the system’s control. Her position amplifies the ethical and security dilemmas at the heart of the plot.

🎯 Target 🧠 Tech-related

Leonhardt (Jun'ichi Suwabe)

An engineer at the Pacific Buoy project who maintains the surveillance framework. He is murdered, and a confession hints at a backdoor vulnerability within the system, revealing internal corruption.

🧠 Engineer 🕳️ Backdoor

Subaru Okiya (Ryotaro Okiayu)

A mysterious figure who provides crucial intelligence about the Europol incident and guides Conan through the Interpol facility. His presence hints at deeper connections within the espionage world and serves as a strategic ally.

🕵️‍♂️ Ally 🗝️ Mysterious

Kogoro Mouri (Rikiya Koyama)

The detective father who anchors some on-site investigation at the resort, providing a contrast to Conan’s sharper deductions while supporting the team’s efforts.

🕵️ Detective 🧭 Support

Ran Mouri (Wakana Yamazaki)

Conan's ally and friend who accompanies the group to the island and adds emotional stakes to the investigation. Her presence helps ground the story in familiar personal ties.

👭 Ally 🧭 Humanizing

Shuichi Akai (Shuichi Ikeda)

A skilled operative whose actions provide decisive momentum against the Black Organization aboard the submerged pursuit. His interventions bring tactical precision to the confrontation with the Organization.

🧠 Strategist 🗡️ Combat

Jodie Starling (Miyuki Ichijou)

A key FBI ally whose intelligence supports cross-border cooperation against the Black Organization. Her involvement adds to the international scope and coordination of efforts.

🕵️‍♀️ Ally 🌍 International

Last Updated: October 01, 2025 at 09:48

Major Themes – Detective Conan: Black Iron Submarine (2023)

Explore the central themes of Detective Conan: Black Iron Submarine (2023), from psychological, social, and emotional dimensions to philosophical messages. Understand what the film is really saying beneath the surface.

🕵️ Surveillance

The All-Age Recognition system embodies a futuristic take on facial recognition and AI reconstruction. Its results can be manipulated or misinterpreted, revealing how technology can mislead as much as it informs. Vermouth and Gin exploit perceived truths to steer events, underscoring privacy and trust issues in a world of global espionage. The plot uses surveillance as both a tool and a weapon, driving the conflict and moral questions.

🤖 Identity

AI-based identity tools attempt to map faces to individuals across borders, but the story shows their fragility when appearances can be deceived. The possibility of misidentification undermines the reliability of digital identity in a high-stakes chase. Haibara’s true identity becomes a central axis, tying personal history to the security project. The film uses technology to question what it means to be who you appear to be.

⚔️ Espionage

A web of covert operations drives the action, with the Black Organization infiltrating the Pacific Buoy and orchestrating kidnappings. The plan to stage a system flaw and the submarine confrontation escalate the crisis toward a climactic showdown. Conan and allies must outmaneuver seasoned operatives like Vermouth and Kir while protecting Haibara. The narrative centers on loyalty, deception, and the high-stakes game of international espionage.

Last Updated: October 01, 2025 at 09:48

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Detective Conan: Black Iron Submarine Summary

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Detective Conan: Black Iron Submarine Summary

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Detective Conan: Black Iron Submarine Timeline

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