Nakano Central Park MOTTAINAI Flea Market (September)
September 13 (Sat) & 14 (Sun), 2025
This popular flea market in Nakano is a staple event that draws large crowds each time.
Around 250 booths line the venue, creating a lively atmosphere filled with families and groups of friends.
The surrounding area is dotted with stylish cafés and restaurants, perfect for a relaxing break between shopping.
Right next to the venue is a spacious lawn area where you can enjoy a leisurely shopping experience with a picnic vibe.
| Date | September 13 (Sat) & 14 (Sun), 2025 |
|---|---|
| Time | 10:00 AM – 4:00 PM |
| Address | 4-10-2 Nakano, Nakano-ku, Tokyo |
| Website | https://trx.jp/ |
24th Fiesta Mexicana in Odaiba Tokyo 2025
September 13 (Sat) – 15 (Mon), 2025
This vibrant festival celebrates Mexico’s Independence Day in September and brings a splash of color to Odaiba.
Aimed at deepening cultural exchange between Japan and Mexico, the event features lively folk music, passionate dances, and rows of booths offering authentic Mexican cuisine, colorful crafts, and fashion items.
The “Mexican Photo Contest” will honor its grand prize winner with an award from the Embassy of Mexico in Japan.
For kids, there will be traditional activities like the piñata-breaking game and hands-on workshops—plenty of fun for the whole family.
Don’t miss this three-day Mexican trip experience in Odaiba!
| Date | September 13 (Sat) – 15 (Mon), 2025 |
|---|---|
| Time | 11:00 AM – 7:00 PM |
| Address | 1-8 and 2-5 Daiba, Minato-ku, Tokyo |
| Website | https://www.fiestamexicana-tokyo.com/ |
RUNS: INTO KK
September 12 (Fri), 2025
To build excitement for the Tokyo 2025 World Athletics Championships, a special running event called
RUNS: INTO KK will be held. The venue? The KK Line of the Tokyo Metropolitan Expressway — an area usually closed to the public.
The event features unique programs such as a 1-mile race, a half-marathon relay with up to 200 teams, and even an attempt at a Guinness World Record™.
This is a once-in-a-lifetime chance to experience a running course like no other.
Whether you’re running, cheering, or just soaking in the atmosphere, enjoy a truly special day where the city comes together as one.
| Date | September 12 (Fri), 2025 |
|---|---|
| Time | 5:00 PM – 9:30 PM |
| Address | Ginza KK Line (Tokyo Metropolitan Expressway), Chuo-ku, Tokyo |
| Website | https://runsintokk.com/ |
IKE・SUNPARK Flea Market (September)
September 15 (Mon), 2025
Located near Ikebukuro’s Sunshine City, IKE・SUNPARK—officially known as Toshima Midori no Bōsai Kōen (Toshima Green Disaster Prevention Park)—opened in 2020 and has quickly become a beloved community space.
With its wide-open lawn, café, and kids’ play areas, it’s an ideal spot for a family outing.
Among the many events held in the park is a vibrant flea market featuring around 100 shops.
Why not enjoy a laid-back picnic atmosphere while searching for hidden treasures?
| Date | September 15 (Mon), 2025 |
|---|---|
| Time | 9:00 AM – 3:00 PM |
| Address | IKE・SUNPARK, 4-42 Higashi-Ikebukuro, Toshima-ku, Tokyo |
| Website | https://trx.jp/ |
Namaste India 2025
September 27 (Sat) & 28 (Sun), 2025
Celebrating its 30th anniversary this year, Namaste India is Japan’s largest cultural exchange event aimed at deepening mutual understanding between Japan and India.
Over the course of two days, visitors can fully experience India’s knowledge, clothing, food, and traditions—all in one place.
On stage, more than 600 performers will showcase a wide range of acts, from vibrant Bollywood-style dances to the classical Bharatanatyam.
In the restaurant area, authentic Indian cuisine will be served, while the shopping area will offer tea, spices, traditional clothing, accessories, and more.
| Date | September 27 (Sat) & 28 (Sun), 2025 |
|---|---|
| Time | 10:00 AM – 8:00 PM |
| Address | Yoyogi Park Event Plaza, 2-3 Jinnan, Shibuya-ku, Tokyo |
| Website | http://www.indofestival.com/ |
Kinshicho Event Plaza Flea Market (September)
September 21 (Sun), 2025
A community-oriented flea market open to the general public, featuring approximately 150 booths.
Come and explore a variety of items and enjoy the lively local atmosphere.
| Date | September 21 (Sun), 2025 |
|---|---|
| Time | 10:00 AM – 3:00 PM |
| Address | Kinshicho Event Plaza, 1-17-10 Kinshi, Sumida-ku, Tokyo |
| Website | http://www.kankyo.join-us.jp/ |
Setagaya Park Flea Market (September)
September 7 (Sun), 2025
The regularly held flea market at Setagaya Park is the epitome of a lively community event.
It attracts a wide range of visitors, especially women and families in their 20s to 40s.
Well-loved by local residents, the market features a variety of secondhand goods—many in excellent condition.
Come and enjoy a fun-filled day of treasure hunting in a friendly and energetic atmosphere!
| Date | September 7 (Sun), 2025 |
|---|---|
| Time | 9:00 AM – 3:00 PM |
| Address | Setagaya Park, 1-5-27 Ikejiri, Setagaya-ku, Tokyo |
| Website | https://tmc-dx.org/area/setagaya.html |
The 1st Tenkaichi Bushō-kai
September 6 (Sat), 2025
A unique yet peaceful battle using safe foam swords—this is the popular “Chanbara Battle” enjoyed by both kids and adults alike.
However, the “Tenkaichi Bushō-kai” is a special edition event open to junior high school students and older.
Teams of five samurai will clash in fierce competition from preliminary rounds to a final tournament, all vying for the title of the strongest warrior team and a ¥30,000 cash prize.
This exciting entertainment event, already gaining attention at corporate gatherings, is a rare opportunity to either participate or enjoy as a spectator!
| Date | September 6 (Sat), 2025 |
|---|---|
| Time | 10:00 AM – 4:00 PM |
| Address | IKUSA ARENA, 5F Toho Plaza Building, 2-19-1 Nishiki, Nerima-ku, Tokyo |
| Website | https://camp-fire.jp/projects/853823/view |
Kita-ku Fireworks Festival – RED × BLUE SPARKLE GATE
September 27 (Sat), 2025
The innovative autumn fireworks event, Kita-ku Fireworks Festival, returns once again under the theme of “PROGRESS.”
This spectacular show, where fireworks are perfectly synchronized with music and moving lights, is directed by Margaux, one of Japan’s top pyrotechnics teams.
Expect a powerful performance that will captivate every viewer.
At the same time, the Kita-ku Art Fireworks Expo will be held, bringing together skilled pyrotechnicians from across Japan to compete in artistry and creativity.
Original and imaginative fireworks displays will light up the sky like never before.
This year’s edition will also feature a special story-driven fireworks presentation to celebrate the 10th anniversary of Kita-ku Tourism Promotion.
A breathtaking expression of the region’s history and hopes for the future will be painted across the night sky in light.
| Date | September 27 (Sat), 2025 |
|---|---|
| Time | 6:30 PM – 7:30 PM |
| Address | Around 5-41 Shimo, Kita-ku, Tokyo (Arakawa Riverbed & Iwabuchi Water Gate area) |
| Website | https://hanabi-kita.com/ |
Minami-Osawa Nakagō Park Flea Market (September)
September 23 (Tue), 2025
A lively flea market well-known not only in Hachioji City but also throughout the Tama area.
With many first-time sellers participating, visitors can look forward to discovering hidden gems and great deals!
| Date | September 23 (Tue), 2025 |
|---|---|
| Time | 9:00 AM – 3:00 PM |
| Address | Minami-Osawa Nakagō Park, 2-26 Minami-Osawa, Hachioji-shi, Tokyo |
| Website | https://tmc-dx.org/area/minamiosawanakago.html |
Musa-Mura Flea Market (September)
September 23 (Tue), 2025
A big flea market with up to 100 vendors held in the western Tokyo area!
This lively event takes place monthly in the plaza next to a large shopping complex.
Come join the fun at AEON Mall Musashi Murayama (Tsumugu Hiroba)!
| Date | September 23 (Tue), 2025 |
|---|---|
| Time | 10:00 AM – 3:00 PM |
| Address | Tsumugu Hiroba, AEON Mall Musashi Murayama, 1-1-34 Enoki, Musashimurayama-shi, Tokyo |
| Website | https://trx.jp/ |
40th Chofu Fireworks Festival
September 20 (Sat), 2025
To commemorate the 70th anniversary of Chofu City’s incorporation, a spectacular fireworks festival will be held with a lineup of special programs.
The event kicks off with a grand opening featuring seventy 8-shaku (8-inch) shells, followed by a synchronized display of music and fireworks themed “Showa 100” in the performance titled “Hanabillusion.”
Adding to the excitement is the “Takumi Fireworks” segment, showcasing handcrafted fireworks created by pyrotechnicians from across Japan to celebrate this milestone.
This memorable night will be filled with creativity and the unique spirit of Chofu lighting up the sky.
| Date | September 20 (Sat), 2025 |
|---|---|
| Time | Opening Ceremony: 6:00 PM / Fireworks: 6:15 PM – 7:15 PM |
| Address | Along the Tama River, Chofu City, Tokyo |
| Website | https://hanabi.csa.gr.jp/ |
Frente Sasazuka Station Plaza Flea Market (September)
September 13 (Sat) & 14 (Sun), 2025
Just five minutes by train from Shinjuku, the flea market at Frente Sasazuka—a shopping center right by Keio Line’s Sasazuka Station—is held in the entrance plaza in front of Mos Burger.
True to the facility’s concept of promoting a refined and comfortable lifestyle, the event features a wide range of vendors offering diverse items.
From long-unused household goods to trendy fashion pieces unique to this stylish neighborhood, the market offers a treasure trove of finds.
Why not drop by casually and discover an unexpected gem?
| Date | September 13 (Sat) & 14 (Sun), 2025 |
|---|---|
| Time | 10:00 AM – 3:00 PM |
| Address | Frente Sasazuka Station Plaza, 1-47-1 Sasazuka, Shibuya-ku, Tokyo |
| Website | https://tmc-dx.org/area/sasazuka.html |
211th UP RUN Imperial Palace Marathon
September 13 (Sat), 2025
A popular running event held in the heart of Tokyo, around the scenic Imperial Palace area.
This marathon welcomes everyone—from serious runners aiming for a personal best, to those testing their training progress, first-time participants, and families looking for a fun day out.
There are six race categories: Parent-child 5km, 5km, 10km, 15km, 20km, and a 20km relay.
With official timekeeping, it’s a great opportunity for competitive runners to set new records.
Organized by the UP RUN Executive Committee, this event invites you to experience the joy of running while enjoying the beautiful sights of central Tokyo.
| Date | September 13 (Sat), 2025 |
|---|---|
| Time | 8:30 AM – 12:00 PM |
| Address | In front of the Imperial Palace Clock Tower, 1-1 Kokyogaien, Chiyoda-ku, Tokyo |
| Website | https://up-run.jp/events/up-koukyo211/ |
176th Sports Mate Run Imperial Palace Marathon
September 23 (Tue), 2025
A running event held in the heart of Tokyo, around the iconic Imperial Palace.
This event welcomes a wide range of participants—from experienced runners aiming for personal records, to first-timers, casual runners, and families looking to enjoy a day of fitness together.
There are six race categories: Parent-child 5km, 5km, 10km, 15km, 20km, and a 20km relay.
All races include official timekeeping, making it an ideal event for those who want to track their progress seriously.
Enjoy the fresh air and beautiful city scenery as you run at your own pace.
| Date | September 23 (Tue), 2025 |
|---|---|
| Time | 8:30 AM – 12:00 PM |
| Address | In front of the Imperial Palace Clock Tower, 1-1 Kokyogaien, Chiyoda-ku, Tokyo |
| Website | https://up-run.jp/events/mate-koukyo176/ |
77th Sports Mate Run Higashi-Ojima Komatsugawa Park Half Marathon
September 28 (Sun), 2025
Easily accessible despite being located within Tokyo, this popular running event takes place in Komatsugawa Park, surrounded by rich nature and offering a flat, easy-to-run course.
It’s ideal for beginners and seasoned runners alike to enjoy a pleasant running experience.
Finisher certificates are issued on the spot, and times are officially recorded via automatic measurement.
Whether you’re aiming for a new personal best or simply want to enjoy a run in a beautiful setting, this is the perfect event for you.
| Date | September 28 (Sun), 2025 |
|---|---|
| Time | 8:30 AM – 2:00 PM |
| Address | Under Komatsugawa Park, Arakawa Riverbed, 1 Komatsugawa, Edogawa-ku, Tokyo |
| Website | https://up-run.jp/events/mate-higashiooshima77/ |
Parthenon Boulevard Marche (September)
September 27 (Sat), 2025
A hands-on family-friendly marché designed for moms and kids to enjoy together will take place along the spacious Parthenon Boulevard promenade in front of Tama-Center Station.
This heartwarming event aims to support child-rearing families with helpful information, featuring handmade goods for sale and fun activities for parents and children to enjoy together.
It’s the perfect opportunity to enrich your family time through engaging experiences.
| Date | September 27 (Sat), 2025 |
|---|---|
| Time | 10:00 AM – 4:00 PM |
| Address | Parthenon Boulevard (Promenade in front of Tama-Center Station), 1-45 Ochiai, Tama-shi, Tokyo |
| Website | https://tmc-dx.org/area/parthenon_oodoori_marche.html |
Cross Garden Tama Handmade Market (September)
September 21 (Sun), 2025
Held in the open area on the second floor of Cross Garden Tama, this handmade market embraces the concept of “creative craftsmanship.”
Artists and creators—mainly from the Tama area—gather to showcase and sell their unique handmade goods.
It’s a great place to discover one-of-a-kind items made with care and ingenuity.
| Date | September 21 (Sun), 2025 |
|---|---|
| Time | 10:00 AM – 5:00 PM |
| Address | 2nd Floor, Cross Garden Tama, 2-33 Ochiai, Tama-shi, Tokyo |
| Website | https://tmc-dx.org/area/cg-handmade.html |
Night Run & Craft Beer – Citadines activ∞
August 7 (Thu) & September 25 (Thu), 2025
Hosted by Citadines Hotel, this unique event in Shinjuku combines a night run with craft beer tasting.
Participants will enjoy a light 4km evening run through the city, guided by a local ambassador who knows Yokohama inside and out.
After the run, wind down with craft beer and snacks in a relaxed atmosphere.
Even beginners can join with ease, and the friendly, social vibe makes it easy to connect with others.
Come and experience this fun adult activity—enjoy the nightscape and a cold beer with new friends!
| Date | August 7 (Thu) & September 25 (Thu), 2025 |
|---|---|
| Time | 7:00 PM – 8:30 PM |
| Address | Citadines Shinjuku Tokyo, 1-28-13 Shinjuku, Shinjuku-ku, Tokyo |
| Website | https://www.discoverasr.com/ja/citadines/japan/citadinesactiv8nightrunbeer |
72nd UP RUN Kitasenju Arakawa Half Marathon
September 27 (Sat), 2025
This marathon takes place along the flat and runner-friendly Arakawa River course, well-loved by athletes of all levels.
Conveniently located near Kitasenju Station, the event offers an ideal environment for runners of any experience to enjoy a comfortable run.
Perfect for those aiming for a personal best as well as beginners looking to train, the race encourages participants to run at their own pace without pressure.
All events include automatic timekeeping, making it a great opportunity to track your performance.
| Date | September 27 (Sat), 2025 |
|---|---|
| Time | 8:30 AM – 2:00 PM |
| Address | Niji no Hiroba, 5 Senju, Adachi-ku, Tokyo |
| Website | https://up-run.jp/events/up-kitasenju72/ |
Otegami Flea Market 2025 AUTUMN Collection
September 5 (Fri) & 6 (Sat), 2025
The “Otegami Flea Market” is themed around rediscovering the joy of letter writing and the charm of postal culture.
Held in a flea market style, the event features stamps, stationery, and all sorts of letter-related items.
On Friday, a special mailbox will be set up at the venue, and on Saturday, a temporary post office will open.
A limited-edition postmark featuring an original illustration (which changes with each event) will also be available exclusively for attendees.
It’s a must-visit not only for letter lovers, but also for anyone who wants to enjoy a touch of nostalgia.
| Date | September 5 (Fri) & 6 (Sat), 2025 |
|---|---|
| Time | 10:30 AM – 5:00 PM |
| Address | 3rd Floor, Space 1 & 2, 1-4-23 Mejiro, Toshima-ku, Tokyo |
| Website | https://kitte-museum.jp/otegami/ |