Cutlassfish Day Talk with "Sakana no Onii-san" Kawachan & Sea Lion Performance (Sunshine Aquarium)

Japanese title: 11月11日はタチウオの日制定記念さかなのおにいさんかわちゃんのタチウオトーク＆アシカパフォーマンス（サンシャイン水族館）

Sunshine Aquarium, Marine Garden performance stage (outdoor area) (Higashi-ikebukuro Sta.)

On Nov 7 (Sat) and Nov 11 (Wed), 10:30–11:15, fish presenter Kawachan and keepers talk about cutlassfish, with a cutlassfish quiz for kids, ending with a dance together with Kawachan and the sea lions. The commemorative event runs Oct 9–Nov 15 with coloring displays and a cutlassfish exhibit.

Dates: Nov 7 (Sat) – Nov 11 (Wed)
Time: 10:30–11:15
Price: Aquarium admission required (see official site for fees)
Kids: Family-friendly, ages 0+
Venue: Sunshine Aquarium, Marine Garden performance stage (outdoor area)
Nearest station: Higashi-ikebukuro Sta.

Check closed days and last admission on the official page before you go.

Tickets

Sunshine Aquarium Ticket (Klook)

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Organizer announcement: official page

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About this event

A 2-day special stage, part of Sunshine Aquarium's events marking the designation of November 11 as "Cutlassfish Day." In the first half, "Sakana no Onii-san" Kawachan and the keepers talk about the appeal of cutlassfish and give a quiz kids can enjoy. The second half is a special sea lion performance where you can dance "Tatte Suwatte Tachiuo Banzai" with Kawachan and the sea lions.

Highlights

Cutlassfish talk and quiz with Kawachan and the keepers
A special sea lion performance where the audience can dance along
See cutlassfish swimming upright in the "Cutlassfish Looking Up to the Sky" tank on 1F
Panels around the aquarium on their ecology and the behind-the-scenes story of the permanent display
Limited goods at the 2F shop, such as a cutlassfish plush that squeaks when squeezed

Good for: People who love cutlassfish or fish, Kawachan fans, and families with kids
Time needed: About 45 minutes (talk about 30 minutes, sea lion stage about 15 minutes)

Good to know

On rainy days it is held in front of the large tank on 1F, with some changes
From 11/1 to 11/11, entry tickets bought at the counter have a limited cutlassfish design
For the coloring sheet, print it from the official website, color it and hand it in at the aquarium (you cannot color inside)
On weekends and holidays, getting a date-and-time ticket or a web numbered ticket is recommended

Summarized from the official page and press materials.

Distance from major stations

From Higashi-ikebukuro: right there
From Ikebukuro: 0.8 km, about 12 min on foot
From Zoshigaya: 1.1 km, about 17 min on foot
From Kita-Ikebukuro: 1.4 km, about 22 min on foot

Distances are straight-line; times are rough estimates.

Other events nearby

Animate Girls Festival 2026 (AGF2026)Sunshine City (Ikebukuro) and other venues (Higashi-ikebukuro Sta.) · right there from here · Nov 7 (Sat) – Nov 8 (Sun)
Christmas Sweets Buffet (Sunshine City Prince Hotel)Sunshine City Prince Hotel, Café & Dining Chef's Palette (Higashi-ikebukuro Sta.) · right there from here · Nov 1 (Sun) – Dec 27 (Sun)
Sunshine City x STUDIO201 Dot Coloring Workshop (Ikebukuro Montparnasse Art Walk)Sunshine City B2, Higashi-Ikebukuro underground passage (Higashi-ikebukuro Sta.) · 0.2 km, about 3 min on foot from here · Nov 2 (Mon) – Nov 23 (Mon, holiday)
Sunshine 60 Observatory x Tokimeki Memorial Girl's Side: Tokimeki Sky DateSunshine 60 Observatory Tenbou Park (Higashi-ikebukuro Sta.) · 0.2 km, about 3 min on foot from here · Oct 9 (Fri) – Nov 8 (Sun)
Tenbo-Park Autumn Sky Play: Weekday Workshops (Sunshine 60 Observatory)Sunshine 60 Observatory Tenbo-Park, event space (Ikebukuro Sta.) · 0.2 km, about 3 min on foot from here · Sep 10 (Thu) – Nov 30 (Mon)
Tokyo Revengers Café in E-DINER – Bar Bonten (Ikebukuro)E-DINER Ikebukuro Main Store (Social Bldg. 1F) (Ikebukuro Sta.) · 0.4 km, about 7 min on foot from here · Oct 20 (Tue) – Nov 8 (Sun)

Food and cafes nearby

Restaurants Cafes Halal food Dog-friendly cafes

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Tours and tickets nearby

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FAQ

What is Cutlassfish Day Talk with "Sakana no Onii-san" Kawachan & Sea Lion Performance (Sunshine Aquarium)?: A 2-day special stage, part of Sunshine Aquarium's events marking the designation of November 11 as "Cutlassfish Day." In the first half, "Sakana no Onii-san" Kawachan and the keepers talk about the appeal of cutlassfish and give a quiz kids can enjoy. The second half is a special sea lion performance where you can dance "Tatte Suwatte Tachiuo Banzai" with Kawachan and the sea lions.
When is Cutlassfish Day Talk with "Sakana no Onii-san" Kawachan & Sea Lion Performance (Sunshine Aquarium)?: Nov 7 (Sat) – Nov 11 (Wed)
What are the opening hours of Cutlassfish Day Talk with "Sakana no Onii-san" Kawachan & Sea Lion Performance (Sunshine Aquarium)?: 10:30–11:15 Check the official page for closed days and last admission.
How much does Cutlassfish Day Talk with "Sakana no Onii-san" Kawachan & Sea Lion Performance (Sunshine Aquarium) cost?: Aquarium admission required (see official site for fees)
Where is Cutlassfish Day Talk with "Sakana no Onii-san" Kawachan & Sea Lion Performance (Sunshine Aquarium) and what is the nearest station?: It is held at Sunshine Aquarium, Marine Garden performance stage (outdoor area). The nearest station is Higashi-ikebukuro Sta..

Checked against the official page on October 27, 2026. Titles and descriptions are our own translations.

We list events we could confirm on the official page or official Instagram of the venue or organiser. Details can change, tickets sell out and venues close, so check the official page before you go. Distances are straight-line and travel times are rough estimates. Photos show the venue or its surroundings, not the event itself. Titles and descriptions are our own translations from Japanese. This site contains affiliate links (ads).