Honkai: Star Rail Ver. 4.5 Adds Robin: Song of the Summer Sky
The interlude's premise, where spending 20 billion becomes impossible because the money keeps returning, is a comedic inversion of the usual gacha economy and frames Ver. 4.5's new story around a deliberate wealth-disposal challenge rather than resource acquisition.
Key Facts
- Honkai: Star Rail updated to Ver. 4.5 "A Chip Bet on a Thousand Stars" on August 26, 2026.
- The limited 5-star character Robin: Song of the Summer Sky (CV: Kaori Nazuka, song: Chevy) debuts in the event warp "Melody Resounding in the Summer Sky."
- The rerun warp "Rainbow Piercing Dawn and Dusk" brings back the limited 5-star character Hiancy (CV: Hina Youmiya) until September 12, 2026, at 12:59 JST.
- The Trailblaze Mission interlude "Spend Big, Aim for the Top of the Rich List" requires players to spend 20 billion in three days.
- The login bonus "Gift of the Stellar Journey" grants up to 10 Star Rail Special Passes until September 28, 2026, at 4:59 JST.
Reporting from 2 sources: 4Gamer.net, ASCII.jp.
HoYoverse updated the space fantasy RPG Honkai: Star Rail to Ver. 4.5, titled "A Chip Bet on a Thousand Stars," on August 26, 2026. The update introduces the limited 5-star character Robin: Song of the Summer Sky, voiced by Kaori Nazuka with songs performed by Chevy. Robin appears in the event warp "Melody Resounding in the Summer Sky," which runs alongside the Light Cone warp "Shadow Defining the Passage of Time," where the drop rate for the limited 5-star Light Cone "Rising with a Resounding Song" is increased. The version also adds a rerun warp for the character Hiancy, voiced by Hina Youmiya, with her Light Cone "So the Sky Rainbow Never Fades." Both event warps run until September 12, 2026, at 12:59 JST. New story content includes the Trailblaze Mission interlude "Spend Big, Aim for the Top of the Rich List," where players must spend 20 billion in three days, and the Trailblaze Mission "A Chip Bet on a Thousand Stars." The update also adds the event "Limit Break! Grand Prix Dash," an expansion to "Divergent Universe: Paradise Memoir," and a login bonus granting up to 10 Star Rail Special Passes.
- "Limit Break! Grand Prix Dash" is inspired by "Phantom Moon Games" and holds a new race in Thousand Star City; the winning team becomes the "God of Traffic (Rules)." It runs until September 28, 2026 at 4:59 JST.
- "Divergent Universe: Paradise Memoir" adds new Petitioner Masks, Equations, Curios, Weighted Curios, and events, with the star level cap raised to X10 "King of Ten Thousand Machines."
- The character PV "Chasing the Wind" for Robin: Song of the Summer Sky is live on the official YouTube channel and official X, with a follow-and-repost drawing on X for character goods.
- The Trailblaze Mission interlude "Spend Big, Aim for the Top of the Rich List" can be experienced early in Ver.4.5 through the "Terminal's View" feature.
- Robin: Song of the Summer Sky carries the Remembrance and Wind paths. Her Light Cone "Rising with a Resounding Song" is also Remembrance-path.
- The rerun warp for Hiancy is named "Rainbow Piercing Dawn and Dusk," with her Light Cone "So the Sky Rainbow Never Fades" in the concurrent Light Cone warp "Memories Retraced." Hiancy is voiced by Hina Youmiya.
- ASCII.jp notes the game's platform lineup as iOS, Android, PC via HoYoPlay and the Epic Games Store, and PlayStation 5, with the PC version live since April 26, 2023 and the PS5 version since October 11, 2023.
Synthesized by Yomimono from the 2 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.