DMM GAMES Tower Defense Games "Thousand Year War Aigis" and "Oshiro Project: RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen" Now Underway!
DMM GAMES is holding a large-scale collaboration event, "Super Tower Defense Festival: Gaten Mugen," featuring four tower defense games: "Thousand Year War Aigis," "Oshiro Project: RE," "Monster Musume TD," and "Cthulhu Myth TD." The event celebrates "Oshiro Project: RE's" 10th anniversary and offers in-game rewards, special purchase packs, and a campaign to drive engagement across titles.
📋 Article Processing Timeline
- 📰 Published: April 3, 2026 at 03:00
- 🔍 Collected: April 2, 2026 at 19:35
- 🤖 AI Analyzed: April 17, 2026 at 23:01 (363h 26m after Collected)
EXNOA LLC (Headquarters: Minato-ku, Tokyo; CEO: Hiroshi Tojo; URL: https://games.dmm.com/), operating DMM GAMES, announces that it will hold a collaboration event common to four tower defense games starting April 2nd (Thursday): "Thousand Year War Aigis," "Oshiro Project: RE ~Castle Defense~" (hereinafter "Oshiro Project: RE"), "Monster Musume TD ~I'm drowning in love with monster girls on a remote island~" (hereinafter "Monster Musume TD"), and "Cthulhu Myth TD: Luluye Girls' War Chronicle" (hereinafter "Cthulhu Myth TD: Luluye Girls' War Chronicle"), titled "Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen."
【"Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen" Now Underway!】
This seventh iteration features the new participation of "Cthulhu Myth TD: Luluye Girls' War Chronicle" in addition to "Thousand Year War Aigis," "Oshiro Project: RE," and "Monster Musume TD"! This is the first time all four titles are collaborating, marking the largest-scale dream festival of tower defense games to date!
Amidst the celebratory mood of Oshiro Project RE's 10th anniversary, a helmet assault occurs in all otherworlds!
Embark on a battle to restore peace to Hinomoto with an original collaboration story. Additionally, by purchasing collaboration packs to commemorate the event, you will receive luxurious content obtainable only here, such as TD original music, animated illustrations, character mouse cursors, and mini-figures!
Furthermore, the "Super TD Yarouze Campaign" is currently underway! By achieving each mission, you can receive a total of up to 150 gacha pulls across "Thousand Year War Aigis," "Oshiro Project: RE," and "Monster Musume TD"!
【Period】
April 2nd (Thursday) after maintenance ~ April 13th (Monday) before maintenance
*Please check the announcements for each title for detailed start times, etc.
*The "Super TD Yarouze Campaign" is always available.
Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen Special Site: https://tdmatsuri.com/
Super TD Yarouze Campaign Special Site: https://tdmatsuri.com/yarouze/
Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen PV:
【Commemorating the "TD Festival"! New Collaboration Characters and Special Collaboration Scenarios Arrive!】
A collaboration event is being held to commemorate the "Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen."
~Here's the synopsis~
Summoned to a festival in Hinomoto, the Princes crossed worlds.
However, waiting for them were giant helmets and visitors from unknown otherworlds!?!?
【Play the Super TD Festival and Get Luxurious Rewards!】
During the Super TD Festival period, log in to the game to receive a total of up to 20 Sacred Crystals + 50 gacha ticket pulls!
Also, by playing the event, you can receive "Super Dimensional Spear Knight Comet" in "Thousand Year War Aigis"!
Super Dimensional Spear Knight Comet
【Special Packs Released to Commemorate the Event!】
Get advantageous packs on sale! Obtain collaboration units and unit selection tickets!
■ "7th Super TD Festival Collaboration Character Pack" Now Available!
During the event period, a limited one-time purchase "7th Super TD Festival Collaboration Character Pack" will be sold for 5,000 DMM points. It includes "75 Sacred Crystals," the limited collaboration unit "Kortila, Envoy of the Ancient Sea," and other convenience items.
*This pack may be resold without prior notice.
*The bonus characters may be resold or made available in different products or formats at a later date.
*Please check in-game announcements for details.
Kortila, Envoy of the Ancient Sea
■ "7th Super TD Festival Pack" Now Available!
During the event period, a limited one-time purchase "7th Super TD Festival Pack" will be sold for 10,000 DMM points. It includes precious items such as "165 Sacred Crystals," a ticket item to choose from the highest rarity new units appearing in the collaboration gacha, and other convenience items.
*This pack may be resold without prior notice.
*Characters selectable with the "Black Select Ticket (7th)" are "Neon," "Brass Dragon Daughter Selen," and "Olympus Fortress Palace."
*Please check in-game announcements for details.
■ "7th Super TD Festival Summon Pack" Now Available!
During the event period, a limited one-time purchase "7th Super TD Festival Summon Pack" will be sold for 1,500 DMM points. It includes precious items such as "23 Sacred Crystals" and "1 x 10-Consecutive Summon Ticket (7th)," along with other convenience items.
*This pack may be resold without prior notice.
*Please check in-game announcements for details.
■ Get TD Festival Limited Content with Purchases of Target Packs!
By purchasing the "7th Super TD Festival Pack" during the period, you will receive luxurious original content based on the number of titles purchased, including a "Special Character Mouse Cursor" that changes your cursor into a cute dot character, the "TD Festival Original Music Full Sound Source" and "Animated Illustrations."
Furthermore, if you purchase target packs for 3 or more titles during the period, you will receive a "mini-figure" of your chosen character as a bonus!
*All bonuses can be received according to the achieved conditions.
*Other merchandise besides the "7th Super TD Festival Pack" are not eligible for this campaign.
*The download format for "Mouse Cursor" will be ".cur" or ".ani."
*Information regarding the distribution of bonuses will be sent to the email address registered with DMM GAMES at a later date.
*Mini-figure shipping is made-to-order and is scheduled for around August to September 2026, after the address input form deadline.
*Please note that we cannot accommodate requests after the application deadline regarding shipping.
▼Target Pack
"7th Super TD Festival Pack"
Selling Price: 10,000 DMM points
▼Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen Bonus (特典) Content
For purchasing 1 title: Special Character Mouse Cursor
*Depending on the purchased title, you will receive a mouse cursor of the following characters:
Thousand Year War Aigis: Kortila, Envoy of the Ancient Sea
Oshiro Project: RE: Miskatonic University
Monster Musume TD: [Dagon Girl] Padrelagne
Cthulhu Myth TD: Luluye Girls' War Chronicle: Meltiel
For purchasing 2 titles: TD Festival Original Music + Animated Illustration
For purchasing 3 or more titles: "Mini-figure" of the chosen character
■ Special Acrylic Stand Present Campaign Held!
A present campaign to win special acrylic stands will also be held.
You can enter the lottery by purchasing eligible packs sold for each title, with entries multiplied by the number of purchases.
There is a chance to win one of the "Special Acrylic Stands" corresponding to each condition, for a total of 100 winners!
For details on eligible packs and application conditions, please check the official website.
https://tdmatsuri.com/
【Limited Missions Implemented in the Simultaneously Held "Super TD Yarouze Campaign"!】
【"Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen" Now Underway!】
This seventh iteration features the new participation of "Cthulhu Myth TD: Luluye Girls' War Chronicle" in addition to "Thousand Year War Aigis," "Oshiro Project: RE," and "Monster Musume TD"! This is the first time all four titles are collaborating, marking the largest-scale dream festival of tower defense games to date!
Amidst the celebratory mood of Oshiro Project RE's 10th anniversary, a helmet assault occurs in all otherworlds!
Embark on a battle to restore peace to Hinomoto with an original collaboration story. Additionally, by purchasing collaboration packs to commemorate the event, you will receive luxurious content obtainable only here, such as TD original music, animated illustrations, character mouse cursors, and mini-figures!
Furthermore, the "Super TD Yarouze Campaign" is currently underway! By achieving each mission, you can receive a total of up to 150 gacha pulls across "Thousand Year War Aigis," "Oshiro Project: RE," and "Monster Musume TD"!
【Period】
April 2nd (Thursday) after maintenance ~ April 13th (Monday) before maintenance
*Please check the announcements for each title for detailed start times, etc.
*The "Super TD Yarouze Campaign" is always available.
Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen Special Site: https://tdmatsuri.com/
Super TD Yarouze Campaign Special Site: https://tdmatsuri.com/yarouze/
Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen PV:
【Commemorating the "TD Festival"! New Collaboration Characters and Special Collaboration Scenarios Arrive!】
A collaboration event is being held to commemorate the "Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen."
~Here's the synopsis~
Summoned to a festival in Hinomoto, the Princes crossed worlds.
However, waiting for them were giant helmets and visitors from unknown otherworlds!?!?
【Play the Super TD Festival and Get Luxurious Rewards!】
During the Super TD Festival period, log in to the game to receive a total of up to 20 Sacred Crystals + 50 gacha ticket pulls!
Also, by playing the event, you can receive "Super Dimensional Spear Knight Comet" in "Thousand Year War Aigis"!
Super Dimensional Spear Knight Comet
【Special Packs Released to Commemorate the Event!】
Get advantageous packs on sale! Obtain collaboration units and unit selection tickets!
■ "7th Super TD Festival Collaboration Character Pack" Now Available!
During the event period, a limited one-time purchase "7th Super TD Festival Collaboration Character Pack" will be sold for 5,000 DMM points. It includes "75 Sacred Crystals," the limited collaboration unit "Kortila, Envoy of the Ancient Sea," and other convenience items.
*This pack may be resold without prior notice.
*The bonus characters may be resold or made available in different products or formats at a later date.
*Please check in-game announcements for details.
Kortila, Envoy of the Ancient Sea
■ "7th Super TD Festival Pack" Now Available!
During the event period, a limited one-time purchase "7th Super TD Festival Pack" will be sold for 10,000 DMM points. It includes precious items such as "165 Sacred Crystals," a ticket item to choose from the highest rarity new units appearing in the collaboration gacha, and other convenience items.
*This pack may be resold without prior notice.
*Characters selectable with the "Black Select Ticket (7th)" are "Neon," "Brass Dragon Daughter Selen," and "Olympus Fortress Palace."
*Please check in-game announcements for details.
■ "7th Super TD Festival Summon Pack" Now Available!
During the event period, a limited one-time purchase "7th Super TD Festival Summon Pack" will be sold for 1,500 DMM points. It includes precious items such as "23 Sacred Crystals" and "1 x 10-Consecutive Summon Ticket (7th)," along with other convenience items.
*This pack may be resold without prior notice.
*Please check in-game announcements for details.
■ Get TD Festival Limited Content with Purchases of Target Packs!
By purchasing the "7th Super TD Festival Pack" during the period, you will receive luxurious original content based on the number of titles purchased, including a "Special Character Mouse Cursor" that changes your cursor into a cute dot character, the "TD Festival Original Music Full Sound Source" and "Animated Illustrations."
Furthermore, if you purchase target packs for 3 or more titles during the period, you will receive a "mini-figure" of your chosen character as a bonus!
*All bonuses can be received according to the achieved conditions.
*Other merchandise besides the "7th Super TD Festival Pack" are not eligible for this campaign.
*The download format for "Mouse Cursor" will be ".cur" or ".ani."
*Information regarding the distribution of bonuses will be sent to the email address registered with DMM GAMES at a later date.
*Mini-figure shipping is made-to-order and is scheduled for around August to September 2026, after the address input form deadline.
*Please note that we cannot accommodate requests after the application deadline regarding shipping.
▼Target Pack
"7th Super TD Festival Pack"
Selling Price: 10,000 DMM points
▼Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen Bonus (特典) Content
For purchasing 1 title: Special Character Mouse Cursor
*Depending on the purchased title, you will receive a mouse cursor of the following characters:
Thousand Year War Aigis: Kortila, Envoy of the Ancient Sea
Oshiro Project: RE: Miskatonic University
Monster Musume TD: [Dagon Girl] Padrelagne
Cthulhu Myth TD: Luluye Girls' War Chronicle: Meltiel
For purchasing 2 titles: TD Festival Original Music + Animated Illustration
For purchasing 3 or more titles: "Mini-figure" of the chosen character
■ Special Acrylic Stand Present Campaign Held!
A present campaign to win special acrylic stands will also be held.
You can enter the lottery by purchasing eligible packs sold for each title, with entries multiplied by the number of purchases.
There is a chance to win one of the "Special Acrylic Stands" corresponding to each condition, for a total of 100 winners!
For details on eligible packs and application conditions, please check the official website.
https://tdmatsuri.com/
【Limited Missions Implemented in the Simultaneously Held "Super TD Yarouze Campaign"!】
FAQ
What kind of event is this news about?
This news is about the "Oshiro Project RE 10th Anniversary Super Tower Defense Festival: Gaten Mugen" event, a joint collaboration featuring four tower defense games from DMM GAMES: "Thousand Year War Aigis," "Oshiro Project: RE," "Monster Musume TD," and "Cthulhu Myth TD: Luluye Girls' War Chronicle."
When is the event held?
The event is held from after maintenance on Thursday, April 2, 2026, until before maintenance on Monday, April 13, 2026.
What benefits can be obtained from the event?
Players can receive login bonuses, collaboration pack purchase benefits (original music, animated illustrations, mouse cursors, mini-figures, etc.), and gacha tickets from the "Super TD Yarouze Campaign."