The Idolmaster Starlit Season V1.61-goldberg | 2026 Edition |

You dive into the new Fan‑Club system. One fan, “Mika the Mountain‑Climber,” expresses a desire to see the idols wear bright colors on the summit. You schedule a photo‑shoot with the new outfits, raising her affection level and earning a “Golden Photo” item.

You log on with three friends for a co‑op performance of “Echoes of the Sky.” Each player controls a different idol, and the synergy meter hits 100 % during the chorus, triggering a spectacular fireworks display. The crowd’s reaction meter spikes, granting a massive fan‑base boost. The Idolmaster Starlit Season v1.61-GoldBerg

The “GoldBerg” edition isn’t just a number; it signals the most substantial content drop the game has seen since launch. | Feature | Description | Impact on Gameplay | |---------|-------------|--------------------| | Golden Stage Outfits | Ten ultra‑shiny costumes, each with unique visual effects (e.g., particle glitters, reflective fabrics). | Unlockable via “Gold Points” earned from perfect performances; they also boost fan‑appeal stats. | | Berg‑Verse Storyline | A brand‑new narrative arc where the idols embark on a “mountain‑tour” across Japan, culminating in a live‑streamed concert from a literal mountain summit. | Introduces location‑specific mini‑games (hiking, photo‑shoots) that affect stamina and morale. | | Dynamic Fan‑Club System | Fans now have personalities and preferences that evolve based on your choices (e.g., setlists, social media posts). | Provides deeper feedback loops and new “fan‑club quests” that reward rare items. | | Co‑Op Live Performances | Up to four players can now team up online to perform a single song together, each controlling a different idol. | Encourages community play and opens the door to “idol battles” and collaborative events. | | Gold Medal Rhythm Mode | A high‑precision mode that tracks millisecond‑level timing, awarding a “Gold Medal” for flawless runs. | Adds a competitive leaderboard that resets monthly, with exclusive rewards for top scorers. | | Berg‑Builder Merchandise Studio | A sandbox tool for designing custom merch (t‑shirts, key‑chains, digital stickers). | Items can be sold in‑game to generate revenue, and the best designs are featured in the official “Starlit Store.” | 4. The “GoldBerg” Experience – A Sample Day Morning – Producer Briefing You start the day at 9 AM, checking the GoldBerg dashboard. The “Berg‑Verse” quest shows the idols are scheduled for a sunrise hike in the Japanese Alps. You assign stamina‑boosting snacks and set a morale‑raising conversation for the leader, Aki Hoshino. You dive into the new Fan‑Club system

During the rehearsal, you switch to Gold Medal mode for the new track “Shining Summit.” Your timing is crisp; the game flashes a golden aura around the notes, and you earn a Gold Medal, unlocking the “Radiant Sparkle” outfit for Aki. You log on with three friends for a

| Symbol | Meaning | |--------|---------| | | The “golden” achievements you can now unlock—special costumes, exclusive songs, and a new “Hall of Fame” leaderboard. | | Berg | A playful reference to the “mountain” of new content added in this patch, from story chapters to side quests. |