A-nation 2025 showcased vibrant performances from various artists, including cosmosy, GENIC, and Ayumi Hamasaki, creating unforgettable memories.

The performers at 'a-nation' delivered special memories and surprises to fans. The first to take the stage on the second day of 'a-nation 2025' on August 31 was the rookie global girl group cosmosy. With monochrome-themed outfits, bold dances, and sweet vocals, they showcased a sensual performance with the all-English song 'Lucky=One' and the Japanese lyrics song 'zigy=zigy'. Although they usually perform overseas, they expressed their joy at making their debut at the admired 'a-nation' during the MC, and their latest song 'BabyDon'tCry=BreakingTheLove', which incorporates classical melodies, created a grand atmosphere. They performed three diverse songs as the opening act. Following cosmosy was the vocal and dance company PG, consisting of 14 boys and girls in elementary and middle school, who returned after their appearance last year as a group of students wanting to make their summer vacation research go viral. This year, they appeared without masks and in colorful fashion. They first showcased powerful synchronized dancing and thick harmonies with 'AROUND THE WORLD', encouraging the audience to stay hydrated due to the heat. They also dropped sharp raps in their latest song 'BANABANA', energizing the crowd with their youthful stage presence and smiles. As the opening act concluded, the main show kicked off with the dance and vocal group GENIC, dressed in vibrant blue outfits. 'GENIC here, nice to meet you!' greeted Atsuki Masuko, opening the festival with 'IT'S SHOWTIME'. They showcased their versatility with songs like 'New Game!!' and the cheerful pop tune 'ぎゅっと', engaging the audience with towel waving during '夏の聲' and announcing their upcoming Budokan performance on November 5. The eight-member boy group ONE OR EIGHT, inspired by Japan's unique 'modified school uniform' culture, captivated the audience with their high synchronization in the dance from the first song 'DSTM'. They declared, 'We are active towards the world!' during '365', showcasing sexy English vocals. Their latest song 'Young & Reckless', released on August 29, allowed audience members to take photos as they provocatively bit into apples. The stage left a vivid impression with its dangerous charm, reflecting the group's name derived from the idiom 'one in a million'. The super exciting♡promotion department presented a stage full of excitement in pastel dresses reflecting their member colors. They delivered their latest song '超最強' with rich expressions and engaged in call-and-response with the audience, 'Cute!' Starting '初恋サイクリング', they formed a line of six, showcasing cute movements and smiles to directly express their feelings of 'like'. After expressing their joy at their first appearance at 'a-nation', Hinaka Sakai declared, 'Today, I will do my best to make everyone here feel a lot of excitement!' They sang '世界でいちばんアイドル' to express gratitude to fans and waved to the audience during 'トゥモロー最強説！！'. They concluded with their representative song '最上級にかわいいの！', capturing the audience's hearts. The global boy group NEXZ, born from the Japan-Korea joint audition project 'Nizi Project Season 2', made a lift-up entrance. They began with 'Simmer (JP ver.)', incorporating acting into their synchronized movements while wearing matching white caps. Their latest song 'One Bite' included self-introductions about their positions, and leader TOMOYA encouraged the audience to create unforgettable summer memories with them during 'O-RLY? (JP ver.)', featuring a daring human pyramid performance. Following the impressive vocal harmonies in 'BURNING BLACK', they stirred the audience with their self-written song 'Next Zeneration (The Performance ver.)', igniting calls of 'NEXZ!' from the crowd and sparking fireworks. NCT WISH confidently lifted up in matching uniform styles, showcasing their translucent singing voices and flowing dance performances with 'Melt Inside My Pocket' in Korean and 'Songbird (Japanese Ver.)' in Japanese, demonstrating their global achievements. Sweating profusely, they expressed joy at performing on the 'a-nation' stage for the second consecutive year, and in 'poppop (Japanese Ver.)', they energetically performed as the title suggests. In 'Sail Away (Japanese Ver.)', they embarked on a refreshing voyage to the summer sea with a lively track and performance. They also introduced their pre-release song 'Surf' from their mini-album 'COLOR', set to release on September 1, showcasing a summer-themed stage filled with vibrant colors against an LED backdrop reflecting the blue sky. The RAMPAGE, making their second appearance at 'a-nation', delivered a scorching performance backed by a live band. They kicked off with the majestic 'THROW YA FIST', transitioning into 'SOLDIER LOVE' with an acrobatic dance bridge, captivating the audience with a seamless flow. Utilizing their 16-member lineup, they showcased elegant formations while emotionally moving through songs like 'Lightning' and 'Drown Out The Noise', with the three vocalists delivering powerful voices. During the MC, Ikuma Kawamura spoke about the group's policy of 'energizing Japan and the world' and introduced professional wrestler Kaio Takichi, explaining their diverse group. They rallied the audience with 'SWAG & PRIDE' and created a sultry mood with 'Summer Riot ~熱帯夜~', proving their rich variety with 'Fandango'. They concluded with '100degrees', shaking their heads and raising their fists, uniting with the audience's hearts in an aggressive stance that showcased their unique presence. Following their opening act last year, SHOW-WA & MATSURI returned to the stage this year as a shooting act. MATSURI in blue performed 'アガベの花', while SHOW-WA in red sang '君の王子様', delivering Showa-era pop songs with exaggerated choreography and cheesy lines. After all 12 members gathered on stage, they showcased their vocal prowess with '僕らの口笛', concluding with '汚れちまった涙' to energize the festival's midsection with shouts of 'Wasshoi!'. As the repeated announcement of 'GENERATIONS...' played, beautiful piano sounds filled the air, and the six members of GENERATIONS were lifted high on stage. Backed by a live band, they delivered 'Evergreen 2.0' with refreshing energy. They engaged in call-and-response with the audience during 'ALRIGHT! ALRIGHT!', incorporating acrobatics into their dance parts, which is characteristic of GENERATIONS. After encouraging the audience to stay hydrated during the MC, Ryuto Kazuhara presented 'Summer Vacation', aiming to cool down the hot summer with happy surf rock, raising the venue's tension. Just as they were about to follow with 'Choo Choo TRAIN', comedian Takashi Okamura unexpectedly crashed the stage, introducing 'Okalations!' and performing 'Choo Choo OKAMURA TRAIN'. The members adapted their choreography to match Okamura's dance, culminating in a memorable moment as Hayato Komori, who had previously danced with Okamura as a kid, lifted him in a princess carry. Following this significant surprise, they ran along the flower path, dancing to 'Y.M.C.A.' and repeatedly jumping during 'NOW or NEVER', creating a passionate sense of unity. Da-iCE's stage opened with a grand rock BGM performed by a live band. Vocalists Sota Hanamura and Yudai Ohno sang the powerful a cappella of 'CITRUS' from a high lift, immediately transitioning into the light 'I wonder', enveloping the stadium in warm air. They engaged the audience in 'Tasty Beating Sound' by guiding claps, encouraging them to fan themselves with uchiwa, and shouting the names of their favorite artists into the sky. In 'Hard Knock Days' and 'DREAMIN'ON', members of GENERATIONS also joined the stage, spreading out widely and rocking the venue with four vocalists, including Ryota Katayose and Ryuto Kazuhara. After expressing their desire to collaborate on songs in the future, Hanamura called out, 'Let's create a big festival with fireworks on the last day of August!' leading into 'スターマイン'. The anthem's upbeat tune ignited sparkling fireworks, concluding the 11th consecutive 'a-nation' stage with 'ノンフィクションズ', leaving a lasting impression. As the festival approached its second half, female singer HIKKA, who debuted last year, appeared as a shooting act. She showcased her debut song 'Drive' with a lively track and transparent beautiful voice, followed by 'あなたのそばに', a song born from thoughts for a friend who rarely shows weakness, receiving applause for her sincere ballad. In her latest song 'Taboo', she appealed to the audience with her deep vocals and smile, shining with her artistic sensibility amidst her freshness. After five hours since the start, TRF, marking their 20th appearance at 'a-nation', took the stage. YU-KI stirred the audience with 'BOY MEETS GIRL', asking, 'Who has heard this song? Who knows it all?' The audience responded enthusiastically, waving their uchiwa. YU-KI's vocals, still radiant after over 30 years since their debut, shone during the interlude as SAM showcased impressive steps, and ETSU and CHIHARU dashed down the flower path. DJ KOO rallied the crowd with 'EZ DO DANCE', proving the timeless brilliance of this disco tune as the audience waved their uchiwa. With over 20 support dancers, they adorned the stage, and the members' bright smiles while waving to the audience were dazzling. In 'Where to begin', released during their reactivation in 2006, the dancers SAM, ETSU, and CHIHARU had their moments to shine, showcasing professional performances that amazed the crowd. During 'survival dAnce～no no cry more～', DJ KOO called for unity at 'a-nation', expressing gratitude to the audience for gathering in the heat. Throughout the performance, TRF demonstrated their legendary strength with a passionate performance, running around the stage to reach every corner of the venue. As the sun set and the sky darkened, Toshinobu Kubota, making his first appearance at 'a-nation', began with his band members and chorus. Entering with a soulful vibe, he started singing 'LA・LA・LA LOVE SONG', infusing the atmosphere with soulfulness. He waved his hands in sync with the audience's illuminated uchiwa, captivating them with the pleasant rhythm of 'Boogie Ride ～Bring me up！'. In the MC, he mentioned his first appearance at 'a-nation', declaring, 'Since it's my first time, I want to sing the best song of this summer with all my heart. Please create your best summer memories too.' He followed with '諸行は無常', grooving with the band and chorus, and in the heartfelt ballad 'Missing', the audience's blue-lit uchiwa swayed gently. After rising from that pain, he sweetly sang 'fairyland' surrounded by dancers waving white cloth. Then, he launched into a medley to energize the audience, starting with the summer song 'You＆Me', urging them to 'Jump! Jump!', and after 'Greatful days', he rode a float around the arena. He called out in Hakata dialect to the stands, 'Make sure you can see all the way to the top!' and performed 'evolution', 'SURREAL', and 'Boys＆Girls', throwing signed balls into the audience. After returning to the stage, he bowed to the audience singing 'Thank you' as they sang 'BOYS＆GIRLS' together. Following 'BLUE BIRD', visuals of clouds and white smoke created a refreshing world, cleansing everything. He prefaced the final song 'July 1st' by inviting all 85 members of the marching band, riders, and dancers, expressing gratitude to everyone who contributed to the stage, and concluded with 'ayu deshita!' while sticking out her tongue and making a peace sign. Even after 20 appearances at 'a-nation', she maintained her charm, leaving a heartfelt message: 'May we continue to be ourselves from now on and in the future. I hope this stage becomes a source of strength for everyone to live on from tomorrow.' The grand finale was adorned with spectacular fireworks. Furthermore, Ayumi Hamasaki declared, 'I want to end this year with a super special surprise!' and called out the performing members to present 'WOW WAR TONIGHT ～時には起こせよムーヴメント'. Members from GENERATIONS, Da-iCE, and TRF also grabbed the mic and sang along, with DJ KOO rallying the crowd, 'Can you still get hyped up?' When Ryosuke Yamada from Hey! Say! JUMP was asked if he would join, he quickly replied, 'I will!' causing laughter in the venue. Members like Hikaru Yaotome from Hey! Say! JUMP and Sota Hanamura from Da-iCE embraced each other, creating a precious session that transcended group boundaries, concluding the final day of 'a-nation 2025'.