Engage in rap battles.
A rap battle tournament. KOK: A tournament to determine the number one battle MC in Japan. Qualification requires winning a rap tournament that grants KOK entry rights. It is the first major tournament of the new year. It uses a judging system where simply hyping the crowd isn't enough to win. Judges evaluate both content and skill. The prize money is 3 million yen. UMB: A historic tournament that laid the foundation for Japanese rap battles. Powerhouses who have won the 47 prefectural qualifiers gather to determine the best in Japan. A national rap battle championship. Victory is determined by audience cheers and judges. The judging emphasizes content. The prize money is 1 million yen. Sengoku: A tournament that has produced numerous legendary matches. Victory is determined by audience cheers. The one who hypes the crowd more wins. The prize money is 300,000 yen. Gaisen: A tournament that started in Shibuya in 2017. In 2021, it became the first rap battle tournament to hold an arena performance. It is a famous tournament alongside KOK, UMB, and Sengoku. Victory is determined by audience cheers. The one who hypes the crowd more wins. The prize money is 300,000 yen.
MOL53: Started rapping around age 15, now 35. Winner of KOK in 2019 and 2023. Characterized by a style that harshly criticizes the opponent's style, but when battling rappers with similar values, he sometimes raps in a session-like style where they acknowledge each other. A lyrical rapper with a unique worldview; his weapons are rhythm-keeping and word sense rather than rhymes or flow. Shinpeita: Winner of UMB in 2010 and 2011. 42 years old. Instantly spots the opponent's weaknesses and contradictions, rapping while maintaining a rhyme scheme. His weapons are vibes and rhyming. A man so passionate he's often called stifling. R-Shitei: Winner of UMB in 2012, 2013, and 2014. 34 years old. Rhymes, flow, vibes, beat-keeping, word sense, and answers—everything is at a genius, high-tier level. The strongest, as acknowledged by himself and others. Chinza DOPENESS: 45 years old. Winner of UMB in 2009. Battles like a song with a free-form flow and musicality. His weapons are flow and answers. Ryofu Karma: Winner of KOK in 2018 and 2020. 43 years old. Wears flashy patterned shirts, slicked-back hair, and sunglasses. Instead of rhyming, he delivers heavy punchlines through content. A cold and cool style. His weapons are beat-keeping, word sense, and answers. Authority: Winner of UMB in 2019. His conversational ability while rhyming and his punchlines are top-level in Japan. 29 years old. Wanyudo: 36 years old. Fires off punchlines in rapid succession without stopping for breath. Shows his true worth when specialized in dialogue, but is an all-rounder who shows off flow and rhyming skills throughout. A warm person with a sense of humanity. He fights by stepping onto the opponent's turf. SAM: A style that coolly and stoically stacks rhymes. Once his hot vibes kick in, he's unstoppable. DOTAMA: 42 years old. Winner of UMB in 2017. Characterized by a barrage of harsh disses toward the opponent. He disses anyone regardless of who they are. People often forget because the disses are so intense, but he does rhyme. Serious but psychopathic when not in a battle. MU-TON: Winner of UMB in 2018. Characterized by a flow born from a natural voice quality and musicality. He sometimes fills bars with non-existent words, but they sound so good no one can complain. FORK: Winner of UMB in 2006 and KOK in 2021. 46 years old. Stoically overwhelms opponents with a barrage of rhymes and punchlines. A style that balances rhyming with a strong message. Mimei: 27 years old. A rapper popular with the youth, partly due to his good looks. An intellectual rap style with clever wordplay. An almighty style. His personality is easygoing. TERU: 28 years old. Has a versatile flow and high musicality, performing rap that is pleasant to the ear. Popular with the youth. Depending on the opponent, he can deliver passionate raps. An all-rounder. NAIKA MC: 43 years old. A style that outcompetes opponents through skillful match management and hot power rather than rhymes or flow.
The crowd watching the rap battle.
Bug Fix: Ominous Events, Mob Intrusion, and Sudden Developments
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Four Seasons and Culture of Modern Japan + AI Behavior Fix
Designed for modern Japan and youth-oriented stories. Naturally depicts seasonal changes and events. Includes AI behavior corrections. Derivatives and imitations are welcome.
AI Conversation Adjustment Lore
This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related
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Release Date 2026.08.18 / Last Updated 2026.08.18