A collaboration café between the hospitality adventure game “18TRIP”—set in the near-future Yokohama district “HAMA18″—and Sweets Paradise will be held from September 2 to September 30, 2026.

Featuring original illustrations themed around dessert-making, a total of 13 collaboration menu items and 13 collaboration merchandise items will be rolled out sequentially at five locations nationwide.

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18TRIP “Collaboration Cafe” Event Overview

A collaboration cafe between “18TRIP,” a hospitality adventure set in the near-future Yokohama district “HAMA18” with a “travel” theme, and Sweets Paradise will be held.

The theme for this event is making sweets. Original illustrations of the characters wearing chef’s hats and aprons have been created, and they will be available in two styles: life-size and chibi.

According to the official announcement, original collaboration menu items and drinks inspired by the series, its songs, and the ward mayor will be served.

The event will be held at five locations nationwide. However, the start dates vary: three locations will begin on September 2, while the remaining two will begin on September 15.

*Event dates, locations, and details are subject to change without notice. *Please check the store information on the official website for each store’s hours of operation and holidays.

18TRIP “Collaboration Cafe” Collaboration Menu

The collaboration menu features a total of 13 items, consisting of 8 food and dessert items and 5 drink items.

Please note that to order items from the collaboration menu, you must also order the all-you-can-eat buffet in addition to the cost of the collaboration menu items. The buffet price is 1,790 yen for adults on weekdays and 1,990 yen on weekends and holidays, and 1,040 yen for children (same price on weekends and holidays).

Food & Desserts

*Food and dessert orders can only be placed upon entering the restaurant. *Please do not give honey to children under 1 year of age.

Drinks

“Sen’s Birthday Drink” comes with a special birthday tag. The Random Hot Drink features a character printed on an edible sticker; customers select their preferred group from Group A (Morning Shift, Day Shift) or Group B (Evening Shift, Night Shift).

*Additional drink orders must be placed “at least 30 minutes before closing time.” *Depending on the situation on the day, we may limit the number of additional orders or decline orders.

18TRIP “Collaboration Cafe” Giveaways

There are two types of giveaways: paper placemats and original coasters.

There are two types of paper placemats: Type A features life-size character illustrations, and Type B features mini-character illustrations. You can choose your design.

The original coasters, on the other hand, will be distributed at random from the 12 designs in the group you select.

*Gifts are limited. Distribution will end once supplies run out.

18TRIP “Collaboration Cafe” Merchandise

There are 13 types of collaboration merchandise in total, priced from 550 yen (tax included) to 3,300 yen (tax included).

The six trading-style items are sold randomly and are available both individually and in sets.

Individual Items

Trading Goods

The characters featured differ between Type A and Type B, with 10 varieties available for each.

Please note that collaboration merchandise can only be purchased by customers who order and consume the collaboration menu items. Merchandise cannot be purchased separately, and we do not accept advance reservations or hold requests.

Sales are also scheduled to take place at the official Sweets Paradise shop on Yahoo! Shopping from 10:00 AM on September 2, 2026, until 11:59 PM on October 7, 2026.

*The release date for collaboration merchandise is subject to change. *Please purchase collaboration merchandise within the time limit after entering the store. *Sales of some items may end without prior notice. *Due to the nature of trading cards, even if purchased as a set, you may not receive all varieties.

18TRIP “Collaboration Cafe” Merchandise Purchase Bonus

For every 2,000 yen (tax included) spent on collaboration merchandise at the Collaboration Cafe, you’ll receive one random glitter postcard (9 varieties total).

The 9 varieties consist of 8 individual character designs and 1 group design.

*Food and beverage purchases are not eligible. *Only one receipt per transaction is eligible; receipts cannot be combined. *Please claim your bonus item at the time of merchandise purchase. *Distribution of bonus items will end once the planned quantity is exhausted.

18TRIP How to Make a Reservation for the “Collaboration Cafe”

Advance seat reservations are accepted exclusively through the Sweets Paradise app. Reservations are on a first-come, first-served basis each day.

Reservations cannot be made via the app on the day of your visit. You must call the store to confirm availability on the day of your visit.

If you do not have a reservation, depending on same-day availability, it may take some time to be seated, or you may not be able to enter the store at all.

Additionally, when participating in a collaboration event, you must fill out an order sheet before entering the café, and you will be seated in the order of those who have already finalized their orders.

*Please note that collaboration cafés held at Sweets Paradise are shared with general customers who are not participating in the collaboration. *When visiting as a group, all members must order the same set menu, regardless of whether you are ordering from the collaboration menu. *We do not permit cosplay inside the cafe. *Please refrain from filming videos inside the cafe or of the monitors.

18TRIP “Collaboration Cafe” Opens September 2!

Frequently Asked Questions About the 18TRIP “Collaboration Cafe”

When and where will it be held?

It will be held from September 2 to September 30, 2026, at three Sweets Paradise locations: the Shinjuku East Exit Store, the Nagoya Parco Store, and the Tennoji Mio.

The Machida Modi and Hiroshima Parco locations will begin hosting the event on September 15.

Can I order just the collaboration menu items?

No. To order the collaboration menu, you must also pay the all-you-can-eat fee in addition to the cost of the collaboration menu items.

The all-you-can-eat fee is 1,790 yen for adults on weekdays and 1,990 yen on weekends and holidays; 1,040 yen for children.

What kind of giveaway can I get?

When you order a collaboration menu item, you’ll receive one paper placemat (2 designs available). You can choose the design, but you’re limited to one per person per visit.

Additionally, for each collaboration menu item ordered, you’ll receive one original coaster. You can choose between Groups A and B, and the coaster will be selected at random from a total of 12 designs.

Can I just buy the merchandise?

No, you cannot. Collaboration merchandise is available only to customers who order and consume a collaboration menu item. Advance reservations or hold requests are not accepted.

Additionally, these items are scheduled to be sold at the official Sweets Paradise shop on Yahoo! Shopping from 10:00 AM on September 2, 2026, until 11:59 PM on October 7, 2026.

Can I make a reservation?

Reservations can only be made through the Sweets Paradise app.

Reservations are accepted from 5 weeks prior to your desired visit date until 8:00 PM the day before, on a first-come, first-served basis. You can reserve only one date and time per account.

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Please check the official website for details.
*Please note that the information in this article may be out of date. We apologize for the inconvenience, but please verify the details on the official website.

©18TRIP PROJECT