Dennō Bōkenki Webdiver
A Japanese mecha anime franchise built around children who enter a networked virtual world and pilot transforming Web Knights.
Last updated August 25, 2026
Overview
Dennō Bōkenki Webdiver, also rendered as Dennō Bōkenki Webdiver and translated as Cyber Adventure Record Webdiver, is a Japanese mecha anime property produced as a collaboration between Nihon Ad Systems, animation studio Radix, toy maker Takara, and SSD Company. The central television series was broadcast on TV Tokyo from April 6, 2001, through March 29, 2002. Its commercial identity combined a child-oriented science-fiction adventure narrative with transforming robot designs suited to character merchandise and toys. The story is set in the year 2100, when children can upload their consciousness to worldwide computer networks and visit a shared cybernetic amusement environment known as Magical Gate. A hostile computer virus called Deletloss attacks the system, placing the virtual park and its users in danger. The Web Knights, programs created to protect the children, are corrupted and turned against them. Gladion, the principal surviving Web Knight, seeks assistance from Kento Yuki, a fourth-grade boy who becomes his Web Diver pilot. Together they work to rescue trapped children, restore the network, and oppose Deletloss. Kento is supported by friends and family members who take on operational or piloting roles. Aoi Arisugawa serves as an important operator and coordinator at Magical Station, while Naoki Asaba pilots Dragwon after being rescued from the virus's control. Shō Kurachi becomes the pilot of Ditalion, and Jean-Jacques Jacquard pilots Garyūn. Kento's younger brother Kaito later becomes associated with Wyverion. The series therefore treats teamwork, friendship, courage, and emotional connection as operational strengths within its digital setting. The mechanical roster is a major part of the property. Gladion is a transforming Web Knight whose vehicle form resembles a steam locomotive and whose humanoid form is a warrior. Other Web Knights transform from vehicles including jets, trains, hovercraft, sports cars, trucks, aircraft, and spacecraft into animal or fantasy-inspired machines. Several can combine with or equip Gladion, while Ditalion is a large airship that transforms into a giant robot and can use components such as Ligeron and Pegasion. These designs link the show's virtual-world premise to Takara's established expertise in transforming toy robots. The antagonistic mythology expands from a network infection into a cosmic conflict. Deletloss is eventually revealed as an ancient program originating on the distant planet Couria, where it destroyed its own world before extending its campaign into Earth's cyberspace. The villain also creates or uses data-based entities, including Ryuto, a replica of Kento, and Dark Gladion. The concluding conflict brings the characters' emotional bonds and the franchise's digital-mechanical concepts together in a final confrontation involving materialized or data-based forms. As a television title, Dennō Bōkenki Webdiver belongs to the early-2000s Japanese robot-anime and toy-marketing ecosystem. Its original broadcast run ended in 2002, and no current operating company, independent corporate structure, or continuing mainline release is identified in the supplied references. The property remains notable for its integration of internet imagery, virtual reality, child protagonists, transforming vehicles, and combination robots.
History
Dennō Bōkenki Webdiver was developed as a Japanese children’s mecha property during a period when robot anime increasingly incorporated computers, networks, and virtual environments into their settings. The production brought together Nihon Ad Systems, animation studio Radix, toy manufacturer Takara, and SSD Company. This collaboration gave the title a dual identity: it was a broadcast anime with an extended science-fiction narrative, and it was also designed around a merchandise-friendly system of transforming and combining machines. The premise places children inside a global computer network rather than in a conventional physical battlefield. In the year 2100, users upload their consciousness and visit Magical Gate, a shared cyber park. The environment is protected by Web Knights, programs capable of transforming from vehicles into humanoid or animal-like machines. The apparent safety of the system collapses when Deletloss, a powerful malicious program, infects Magical Gate and turns most of the Web Knights against the children. Hundreds of thousands of children become trapped or controlled within the network. Kento Yuki, a fourth-grade student, becomes the human center of the resistance. He escapes the corrupted area and encounters Gladion, the principal Web Knight to retain his independent will. Gladion had previously lost his physical body and existed as data after an earlier conflict connected to the planet Couria. His partnership with Kento allows the series to combine ordinary childhood experiences with high-stakes digital battles. Kento is not presented as an exceptional student in everyday life, but his courage, empathy, and ability to trust others become decisive strengths in the Webdiver environment. The supporting cast expands the concept beyond a single pilot. Aoi Arisugawa, whose grandfather helped develop Magical Gate, works as an operator and coordinator. Naoki Asaba becomes the pilot of Dragwon after being rescued from brainwashing, while Shō Kurachi and Jean-Jacques Jacquard pilot additional Web Knights. Kaito Yuki, Kento’s younger brother, is initially trapped within the network and later participates despite limited experience. This structure enables the series to present the Web Knights as a team of distinct vehicles and personalities rather than as interchangeable machines. The mechanical design system is central to the franchise’s identity. Gladion can be supported by equipment or combination partners such as Griffion, Phoenixon, Sharkon, Jaguaron, Wyverion, and other Web Knights. Dragwon and Garyūn can function as transport or artillery-related support, while Kerberion and Orthrion combine into Golemon. Ditalion is a particularly large machine, transforming between airship and robot modes; its associated components include Ligeron and Pegasion. The variety of source vehicles, from trains and trucks to aircraft and moon rovers, provides a broad foundation for toys and character merchandising. The narrative later reveals that Deletloss is more than a computer virus generated on Earth. It originated as a program on Couria, a distant planet, and eventually destroyed that world. Its conflict with Gladion becomes an ancient cosmic struggle that reaches Earth's networks. Deletloss creates Ryuto, a data-based replica of Kento, in an attempt to understand or reproduce human emotional capability. The contrast between Ryuto’s technical ability and Kento’s relationships reinforces the series’ recurring idea that cooperation and emotional bonds cannot be reduced to raw processing power. The television series aired on TV Tokyo from April 6, 2001, to March 29, 2002. Radix was later known as Radix Ace. The supplied references do not identify a separate sequel television series, a current owner, or an active corporate entity operating the brand. Later anniversary discussion by members of the original creative and merchandising ecosystem indicates continued retrospective interest, but the original franchise is treated as a completed early-2000s property.
- 2021Twentieth-anniversary retrospective
Key creative and merchandising figures reflected on the development of Webdiver for the property’s twentieth anniversary.
- 2002Original broadcast concludes
The series ended its original Japanese television run on March 29, 2002.
- 2001Television premiere
Dennō Bōkenki Webdiver began broadcasting on TV Tokyo on April 6, 2001.
Products and positioning
A child-focused Japanese cyber-adventure and transforming-robot franchise that connects virtual-world storytelling with vehicle-based mecha and toy play patterns.
Dennō Bōkenki Webdiver television seriesAnime television series2001
The core 2001–2002 Japanese television anime follows Kento Yuki and the Web Knight Gladion as they defend children trapped inside Magical Gate. Its setting combines networked consciousness, virtual amusement spaces, computer viruses, and transforming mecha. The show’s ensemble of pilots and Web Knights supports an extended robot roster and provides the narrative basis for Takara-associated toy products.
GladionTransforming robot character2001
Gladion is the principal heroic Web Knight and Kento’s partner. He first appears in a steam-locomotive form before transforming into a warrior-like humanoid machine. Additional Web Knights can serve as armor, weapons, transport, or combination equipment for him. Gladion anchors the franchise’s heroic design language and its central relationship between a child pilot and a sentient digital machine.
DitalionTransforming airship and robot2001
Ditalion is a large fantastical airship that transforms into a giant robot. In airship mode, its head separates as a smaller robot called Titan. It can also combine with Ligeron and Pegasion to create an enhanced configuration, making it one of the franchise’s largest and most elaborate Web Knight designs.
Web Knight rosterMecha character and toy line2001
The wider Web Knight group includes machines such as Griffion, Phoenixon, Sharkon, Jaguaron, Garyūn, Kerberion, Orthrion, Golemon, Dragwon, Wyverion, Pegasion, and Ligeron. Their vehicle forms draw on trains, jets, hovercraft, cars, trucks, aircraft, spacecraft, and other transport forms, while their transformed modes use animal, mythological, or warrior motifs. The system supports combination and modular play concepts.
Flagship businesses
- Dennō Bōkenki Webdiver television series
- Gladion
- Ditalion
- Web Knight transforming-robot characters
Brand decisions
- 2001Launch of the anime-and-toy Webdiver propertyProduct launch
The project was produced by Nihon Ad Systems and Radix in cooperation with Takara and SSD Company, linking a television anime with transforming-robot merchandise.
What changed. The partners launched the television series on TV Tokyo and presented a broad roster of vehicle-based Web Knights capable of transforming, combining, or serving as equipment.
Aftermath. The original broadcast ran through March 2002 and established Webdiver as a completed early-2000s Japanese mecha property.
Leadership
| Name | Title | Tenure |
|---|---|---|
| Hiroshi Negishi | Series directorformer | 2001–2002 |
| Kunitoshi Okajima | Directorformer | 2001–2002 |
| Mayori Sekijima | Series composition and script writerformer | 2001–2002 |
Recent events
- 2021Creators discuss Webdiver for its twentieth anniversary
For the anime's twentieth anniversary, director Hiroshi Negishi, general director Shin Matsuo, animator Hideyuki Kachi, and Good Smile Company's MODEROID development manager Yoshihiro Takagi discussed the series' development and legacy.
Other - 2002Dennō Bōkenki Webdiver completes its original run
The original TV Tokyo broadcast concluded on March 29, 2002, after the series' cybernetic conflict reached its final resolution.
Other - 2001Dennō Bōkenki Webdiver begins television broadcast
The anime series premiered on TV Tokyo on April 6, 2001, introducing Kento, Gladion, the Magical Gate setting, and the Web Knight conflict.
Product launch
Sources
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