“Mob Psycho 100 III” Café Opens in Akihabara and Osaka on September 18!

The “Retro Flower Cafe,” a collaboration between the TV anime *Mob Psycho 100 III* and Collaboration Cafe Honpo, will be open from September 18 to October 18, 2026.

The event will take place at Collabo Cafe Honpo’s Akihabara and Osaka Nipponbashi locations, featuring a total of 16 menu items and original merchandise, all featuring newly drawn illustrations adorned with flowers.

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Mob Psycho 100 III “Retro Flower Cafe” Event Overview

A collaboration between the TV anime *Mob Psycho 100 III*—based on the popular webcomic by ONE—and Collaboration Cafe Honpo’s “Retro Flower Cafe” is set to take place.

As the name suggests, the theme is retro flowers. Original illustrations featuring the characters in suits adorned with flowers will be available, and in two styles: full-body and chibi versions.

The event will be held at Collabo Cafe Honpo’s Akihabara and Osaka Nipponbashi locations. It runs from September 18 to October 18, 2026, with the menu and promotional items changing between the first and second halves of the event.

©ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

Life-size illustration

Chibi Character Illustration

©ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

This collaboration with Collabo Cafe Honpo follows the event held in January 2023.

Mob Psycho 100 III “Retro Flower Cafe” Collaboration Menu

The collaboration menu features a total of 16 items: 4 food items, 3 desserts, 1 birthday menu item, and 8 drinks.

Food and dessert items come with a character pick (sticker-style) that you can take home, as well as “Blessing of the Divine Tree,” a powder for changing the flavor.

Food Menu

©ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

*Order Limit: Up to 2 items per person per menu item per order. *Additional orders will be accepted in exchange for empty dishes.

Dessert Menu

©ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

Birthday Menu

©ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

Order one item from the Birthday Menu to receive one birthday illustration card.

However, this menu item is not eligible for the food and dessert promotional item (L-size bromide) . If you’re hoping to receive a bromide, you’ll need to order a different food or dessert item.

Drink Menu

©ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

*Order Limit: Up to 3 items per person per order. *Additional orders will be accepted in exchange for an empty glass. *Soft drinks other than the collaboration drinks are 400 yen (tax included) each, and do not come with a promotional item.

Mob Psycho 100 III “Retro Flower Cafe” Promotional Items

There are three types of promotional items. All are distributed at random, and you cannot choose the design.

The selection of items will rotate between the first and second halves of the event.

Food & Dessert Promotional Item: L-size Bromide

For every food or dessert item ordered, you’ll receive one L-size bromide. The size is approximately W89mm × H127mm or smaller.

The first half features a total of 10 designs combining full-body and close-up illustrations, while the second half features a total of 7 designs with chibi character illustrations.

First Half: 10 varieties of L-size bromides / 7 types of coasters

Second Half: 7 types of L-size bromides / 10 types of coasters

© ONE・Shogakukan / “Mob Psycho 100 III” Production Committee

Drink Promotional Item: Coasters

For every drink you order, you’ll receive one coaster. The size is approximately W90mm × H90mm or smaller.

The first half features 7 types of chibi character illustrations, while the second half features 10 types—a layout that’s the opposite of the bromides.

Purchase Giveaway: A4 Illustration Card

For every 3,000 yen (tax included) spent on collaboration menu items and collaboration merchandise, you will receive one random A4 illustration card. There are 8 varieties in total.

The breakdown includes 5 individual illustrations and 3 group illustrations. The size is approximately W210mm × H297mm or within approximately W297mm × H210mm.

© ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

*Gifts are distributed at random. You cannot choose the design. *Due to the nature of random distribution, you may receive the same design repeatedly, or you may not receive your desired design. *For menu items purchased using coupons, no promotional items are included.

Mob Psycho 100 III “Retro Flower Cafe” Merchandise

There are 7 types of original merchandise in total. Prices range from 490 yen (tax included) to 1,980 yen (tax included).

The four trading-style items are sold blind, so you cannot choose the design.

Rigid Cards / BIG Pin Badges

Mini Acrylic Stands / Silicone Charms / Card Cases

Sticker Set / Life-Size Acrylic Stand

© ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

The B7-size card case is advertised as the perfect size to hold the L-size promotional bromides.

*Merchandise is available for purchase only to customers dining at the café; it cannot be purchased without dining.* Merchandise will be handed out when you leave. *We may have to limit the number of items sold at short notice .

Mob Psycho 100 III “Retro Flower Cafe” Online Store with Bonus Items

For those who are unable to visit the cafe in person, an online store featuring bonus items will also be available.

Merchandise Online Store

Bonus A4 Illustration Cards: 8 Varieties Total

©ONE・Shogakukan/ “Mob Psycho 100 III” Production Committee

Please note that shipping will begin in January 2027, which is significantly later than the cafe’s operating period.

*This promotion will end once the bonus items are gone. *Only products eligible for this event are included. *You cannot choose the illustration design.

How to Make a Reservation for Mob Psycho 100 III “Retro Flower Cafe”

This collaboration café operates on a reservation-only basis. Reservations must be made through the reservation website.

Reservations open at 12:00 PM on August 31, 2026. No numbered tickets will be distributed, and there will be no waitlist.

Each session lasts 70 minutes, and the last order is 30 minutes before the start time. There are six time slots available as follows.

Additionally, as part of our efforts to combat food waste, we are selling coupons. Food and dessert coupons are 800 yen (tax included), and drink coupons are 750 yen (tax included); a free gift is provided upon purchase.

© ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

*There is no table charge, but we ask that each guest place at least one order. *Seating cannot generally be selected. * Transferring or reselling admission rights is prohibited. *We do not permit cosplay or flashy attire. *Video recording and audio recording inside the store are prohibited.

Mob Psycho 100 III “Retro Flower Cafe” opens on September 18!

©ONE・Shogakukan/“Mob Psycho 100 III” Production Committee

Mob Psycho 100 III “Retro Flower Cafe” Frequently Asked Questions

When and where will it be held?

It will be held from September 18 to October 18, 2026, at the Collaboration Cafe Honpo Akihabara and Osaka Nipponbashi locations.

The cafe is closed on Tuesdays, and will be temporarily closed on September 24. It will be open on September 22.

Is a reservation required?

Since this is a reservation-only event, you must make a reservation through the reservation website.

Reservations open at 12:00 PM on August 31, 2026. You must register a credit card when making a reservation, and the representative’s ID will be verified upon arrival.

How many items are on the collaboration menu?

There are 16 items in total.

The menu includes 4 food items (1,540 yen each, tax included), 3 desserts (1,430 yen each, tax included), 1 birthday menu item (1,650 yen, tax included), and 8 drinks (750 yen each, tax included).

What promotional items can I get?

For every food or dessert item ordered, you’ll receive one L-size photo card; for every drink ordered, you’ll receive one coaster.

Additionally, for every 3,000 yen (tax included) spent on collaboration menu items and merchandise, you’ll receive one random A4 illustration card (8 designs total).

Are there any time restrictions?

Each session is 70 minutes long, with last orders accepted 30 minutes before the session starts.

There are six time slots available, starting from 11:00 AM to 7:30 PM, with the 11:00 AM slot available only on weekends and holidays.

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* The information in this article may be out of date, so please check the official website for the latest details.

© ONE・Shogakukan / “Mob Psycho 100 III” Production Committee

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