EXILE TAKAHIRO, SCANDAL, Little Glee Monster, wacci, and Pixel Ribbon will be gathering together in Nagasaki for the first time in a row to hold a large indoor music festival "HAPPINESS JAM" featuring J-pop artists! First lineup of performers announced ~ Indoor music festival using a large complex will be held in September 2025 ~

We are pleased to announce the first artist information for Nagasaki Stadium City's new music festival event "HAPPINESS JAM 2025".
The event will be held at HAPPINESS ARENA (Sat), September 6, 2025, and is planned to be held as a large-scale indoor music festival event every autumn.

■ HAPPINESS JAM 2025in HAPPINESS ARENA will be held on (Sat), September 6, 2025

HAPPINESS JAM, Nagasaki's first large-scale indoor music festival bringing together J-pop artists, will be held on (Sat), September 6, 2025 at the Happiness Arena in Nagasaki Stadium City, a large complex with an area approximately 1.5 times the size of the Tokyo Dome.
In order to provide an unprecedented music experience, Nagasaki native EXILE TAKAHIRO, SCANDAL, Little Glee Monster, wacci,
A variety of leading J-pop artists, including Pixel Ribbon, will be gathering at Happiness Arena. More artists will be announced in the future, and we will bring you a one-day special stage with artists that can be enjoyed by people of all ages, from children to adults.

Nagasaki has long been known as a hub for intercultural exchange, and has developed through the intermingling of various cultures and entertainment. With the charm of the historic international city of Nagasaki as a backdrop, this one-of-a-kind event will fuse the dynamism of the Happiness Arena with J-pop, under the concept of "A special day filled with happiness, connected by music."​
The event will not only feature music, but will also allow people to experience various forms of "happiness" through food, entertainment, and human connections. In the future, the event aims to utilise the entire facilities of Nagasaki Stadium City, including the football stadium and hotels.

■ Information on the first set of performing artists!

Five amazing artists, including EXILE's TAKAHIRO from Nagasaki, have been confirmed to perform.

＜EXILE TAKAHIRO＞
Born December 8, 1984 in Nagasaki Prefecture.
From "EXILE Vocal Battle Audition 2006 ~ASIAN DREAM~" in 2006
He joined EXILE as the new vocalist.
In 2013, he made his solo debut with the single "Ichi Sen Ichi Byou."
In 2017, he started his solo career for the first time in about two years, and in 2018
The fan club event "TAKAHIRO Roadside Station" was held 22 times in 19 cities. In 2019,
It will be held in 28 cities across the country and will tour the country over a period of three years.
In September 2023, to commemorate 17 years since joining EXILE,
They will hold their first solo concert at Nippon Budokan, and in 2024, they will hold a 2-day concert.
This year marks the third year
"EXILE TAKAHIRO Budokan LIVE 2025 "HERCULES"" will be held on (Fri), September 19th.

＜SCANDAL＞
A four-member girl band consisting of HARUNA (Vo, G), MAMI (G, Vo), TOMOMI (B, Vo), and RINA (Dr, Vo). Formed in Kyobashi, Osaka in 2006, they made their major debut in 2008 with the single "DOLL". The following year, in 2009, they won the Japan Record Award for New Artist with their single "Shojo S". In 2015, they successfully completed their first solo world tour, and the documentary film "SCANDAL Documentary film HELLOWORLD", which closely followed the tour, was released in the same year. In 2018, they launched their private label "her" and released the single "Masterpiece / Blink" as their first release. On August 21, 2023, the 17th anniversary of their formation, they were recognized by the Guinness World Records as the "longest-running rock band with the same members (female)".

＜Little Glee Monster＞
A female vocal group formed with the goal of leaving a lasting impression on people's hearts with their refined singing voices.
Armed with a powerful singing voice and a crystal clear harmony that can sing advanced a cappella, they made their major debut in 2014 with "After School High Five". In 2022, Mika, Yuumi, and miyou joined the group and started the second chapter. They will celebrate their 10th anniversary of their debut in October 2024 and hold the Little Glee Monster 10th Anniversary Live on October 19th and 20th. Their single "Break out of your bubble", released in November 2024, became a hot topic as the theme song for NHK Drama 10 "Sora Wataru Kyoushitsu". In addition, they will release their new album "Ambitious" on Wednesday, March (Wed) 2025, which includes many new songs including tie-up songs such as the J League 2025 season support song "ForDecades", and are currently holding a nationwide hall tour "Little Glee Monster Live Tour 2025 "Ambitious"".

＜wacci＞
A five-member band that delivers pop music that can gently slip into the "life" of all listeners. "Koi Daro," released in April 2022, has been a long-running hit, supported mainly by teenagers, with lyrics that reflect the times. In eight months, the number of ST plays has reached 100 million, and the number of related videos played on social media has exceeded 300 million. In the same year, the band won the Artist Division of the LINE NEWS AWARDS 2022 and the Excellence Award at the 64th Japan Record Awards. Vocalist Yohei Hashiguchi is in charge of almost all of the lyrics and music, and is also actively providing songs to many artists, including Masayuki Suzuki, Uru, WEST., and Hey! Say! JUMP.
A hall tour will be held in eight cities across the country starting in October 2025.

＜Pixel Ribbon＞
PKA Yupiman and Mukuenacchikku have over 4 million followers on social media. Pixel Ribbon is a six-member female idol group produced by Enapi.
Starting from social media, they have gained immense popularity among women of Gen Z, and tickets for their debut live show and summer solo concert sold out in no time!
Don't miss the Cinderella story they are creating!

The second wave of performing artists will be announced on (Fri)
We will be gradually announcing the fantastic artists from June 27th onwards. We are planning a wide-ranging lineup that can be enjoyed by people of all ages, from children to adults, so please look forward to it.

■Event Overview
Date and time: (Sat) September 6, 2025 Doors open at 9:00 (scheduled) / Performance starts at 11:00 (scheduled) * Performance ends at 20:00 (scheduled)
*Doors opening/performance start times are subject to change.
Venue: Nagasaki Stadium City HAPPINESS ARENA

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<Ticket sales schedule>

■ Nagasaki Stadium City App Pre-release 1st edition ※First come, first served
June 13, 2025 (Fri) 18:00 to June 24, (Tue) 23:59
■ First ticket sales at ticket agencies (Lawson Ticket) ※First come, first served
June 13, 2025 (Fri) 18:00 to June 24, (Tue) 23:59
■ Ticket agency advance sale 2nd edition (Lawson Ticket) *First come, first served
June 27, 2025 (Fri) 18:00 to July 27, (Sun) 23:00
■ Nagasaki Stadium City App Pre-release 2nd Edition ※First come, first served
July 11, 2025 (Fri) 18:00 to July 27, (Sun) 23:00
■General sale ※First come, first served
(Sat) August 2, 2025 10:00 to (Wed), August 27, 22:00
*The schedule is subject to change depending on sales conditions.
* First-come-first-served sales will end as soon as the planned number of tickets is reached.
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Organizers: KTN Nagasaki Television Co., Ltd., FM Nagasaki Co., Ltd.
Planning and production: Regional X Nagasaki Co., Ltd.

▼Event details here
https://www.nagasakistadiumcity.com/happiness-jam-2025/

■For your stay, please choose Stadium City Hotel Nagasaki

After enjoying the festival from morning to night,
Why not soothe your fatigue in the hotel's hot springs and sauna, which offer views of the soccer stadium, and start the day by enjoying Nagasaki's unique cuisine at the breakfast buffet?
Please feel free to use it in conjunction with your event.

More details about the hotel here:
https://www.nagasakistadiumcity.com/stadiumcityhotel/?utm_source=qrcode&utm_medium=cpc&utm_campaign=nsc_2025release

＜For the latest information on Nagasaki Stadium City, click here＞

・Official app: https://app.nagasakistadiumcity.com/apptop/move_studiumCityApp.html
(*The above is the app download page, so it cannot be used on a PC.)

・Official website: https://www.nagasakistadiumcity.com/

・Official X https://x.com/nscproject

・Official Instagram https://www.instagram.com/nagasaki_stadiumcity/