Honkai Star Rail: All hidden quests & location

❘ Published: 2023-06-13T11:53:00

HoYoverse

Honkai Star Rail is filled with hidden quests, all granting fantastic rewards and the occasional achievement. So, here are all the hidden quests available in Honkai Star Rail and their location.

From the moment it was released, Honkai Star Rail has been an unbridled success, bringing all the beloved elements of Genshin into a brand-new experience. Players have spent hours grabbing the most powerful characters, completing quests, and solving puzzles in this popular game.

However, despite hours of playing, many are yet to fully delve into all the hidden quests available in Honkai Star Rail. So, to help you grab as many rewards and achievements as possible, here are all the hidden quests in Honkai Star Rail and where to find them.

All hidden quests in Honkai Star Rail & where to find them

There are tons of hidden quests littered throughout Honkai Star Rail. So, here’s a list of all available hidden quests and where you can find them.

Hidden quest	Location
Praise of High Morals	Found when choosing morally correct dialogue options during interactions with NPCs and objects.
Trashy Humor	Synthesize consumable items 10 times, using Trash as one of its materials.
Phonograph	Interact with the Phonograph to change the music.
Pom-Pom’s Troubles	Pom-Pom will occasionally ask for your help, help them!
Companions in Express	After clearing a Companion Mission, you can see them in the Express, interact with them.
Origami Cranes	Pick up Origami Cranes in Supply Zone F2, south of the Electrical Room Space Anchor.
Triple Authentication Access Room	Collect 3 Access Authentication cards in Herta Space Station.
Sheila’s Fate	Located in the Master Control Zone. Interact with Sheila near Herta’s office after clearing the Guide Paradox quest.
Bernard’s Signal Log	Located in Master Control Zone, near the Watcher Zone Space Anchor. Talk to Bernard after clearing the To: The Faint Star quest.
Door to a New World	Located in the Supply Zone F2. Investigate the toilet in the room near the Spare Parts Warehouse Space Anchor.
Little Robots	Found in Herta Space Station. Force Shut down 6 little robots.
An Odd Meeting Place	In the northwest area of Supply Zone F2. Investigate the area then come back the next day.
The Strange Plant	In the southeast of Base Zone. Interact with the Strange Plant and give it water. Return the next day.
Cup of “Coffee”	In the western area of Storage Zone F1. Investigate the cup of coffee on the table. Take a sip 5 times.
Strange Voice	In the northeastern area of Storage Zone F2. Investigate the yellow note.
Shattered Curio	In the northeastern area of Storage Zone F1. Investigate the Curio in the front of the entrance and tap it 3 times!
Mysterious Researcher	In the Storage Zone F2 near the Special Purpose Lab Space Anchor. Investigate the table then talk to the researcher “this old one.”
Rating Pistol	In the Storage Zone F1 near the Gallery of Shadow Space Anchor. Interact with the Rating Pistol.
Mare’s Note	In the Master Control Zone. Check the bookshelf in the east of Central Passage Space Anchor to find the note. Give the note to Mare.
Comet Hunter’s Letter	In the Supply Zone, north of the Railway Platform Space Anchor. After clearing the Out of Reach mission, investigate and collect 3 paper cranes.
Treasure Chest Guy	In Master Control and Base Zone. Interact with the guy with the Treasure Chest in the Main Control Zone. Follow him in the Base Zone and talk to him again.
Disposable	In Herta Space Station. Interact with 6 Herta dolls scattered around the space station.
When Breath Becomes Air	In the western area of the Storage Zone. Investigate Researcher Eikura Shuu’s monument.
Memory Bubble	Located in Herta Space Station. Interact with all the Memory Bubbles.
Seventeen’s Map	Near the Monitoring Room Space Anchor in the Base Zone. Collect the notes inside the room.
Misdelivered Letter	Located in Administrative District. Completed by collecting four letters in the area and then talking to Manya.
Trash Cans In Belobog	Located in the middle of Boulder Town. A trash can will quiz you on the number of trash cans in the city and the town. The answers are 20 and 5.
Righful Rights Society	Located in Administrative District. Interact with the Phone Booth near the Golden Theater Space Anchor then answer the call.
Sweet Pom-Pom O’Mine	Found in Qlipoth Fort, near Bronya. Spin the globe and check out what’s located in the North and Northwest area.
Trash Can… Icon?	Located in Jarilo-VI. Interact with multiple Trash Cans.
Wanted Posters	Located in various areas of the Administrative District. Peel off 7 wanted posters. Then, check out Pela in the Qlipoth Fort for a small surprise.
Lā Lá Lǎ Là Land	Located near the Golden Theater Space Anchor in the Administrative District. Interact with Tamila.
The Mandela Effect	Near the Golden Theater Space Anchor in the Administrative District. Interact with the Man behind the gate. Travel to a different area then return to interact with him. Do this 4 times.
Cold Dragon Young	Located inside the Fight Club. Listen to the Fanatical Combat Enthusiasts in the corner. Give them the Photo of “Cold Dragon Young.”
Insatiable	Located near Natasha’s Clinic. Acquire the Vomit Inducing Recipe from Maxime. Synthesize it and use it.
Language Module	Acquire the Language Module from Ronald in the Administrative District then give it to Fidora in Boulder Town.
Natural Immunity	During the A Sunset Rendezvous Trailblaze Mission, interact with Gertie for the first time.
Winter City Trap	Located in Robot Settlement. Listen to Eunice’s rap.
Manhole	Near the Golden Theater Space Anchor in Administrative District. Check out the manhole.
Dazzling Golden Watch	Located in the Administrative District. Check out the lone suitcase in the train station and return the item back to its owner.
Bronya’s Desk	Can be found in Qlipoth Fort, near Bronya. Check out the desk of the Supreme Guardian and try to mess it up.
Mole’s Hide-and-Seek	Play Hide-and-Seek with Hook and her friends. Find a good hiding spot and get some rewards.
Dark Fist Tournament	Located near the Fight Club Space Anchor in Boulder Town. Pick up the invitation inside the Fight Club then interact with the Mysterious Kid outside.
Outworlder	Can be found in Rivet Town. Retrieve the Dirty Ribbon Tied to a Bell from a Warp Trotter then go back to the Entrance of Rivet Town and interact with the Weak Female Voice. After getting the Damaged Music Box, go to the eastern area of Rivet Town and talk to the Anxious Girl.
The Adventurous Moles	Located in Jarilo-VI. After clearing the main story in Jarilo-VI, talk to Julian. Then, find all the treasure.
Free Food in the Underworld	Found in the southeast area of Boulder Town. Talk to Turner to start the Competitive Eater Championship. After the competition, talk to him again.
Moral Higher Ground	In the Silvermane Guard Restricted Zone, west of the Outpost Space Anchor. Destroy the barrel near the Public Property Protector.
Treasure Chest Magician	Located in Boulder Town, to the east of Goethe Grand Hotel Space Anchor. Interact with the Mysterious Woman and find Balaway to appraise the item.
80% New Thermal Mining Pickaxe	In Boulder Town, southeast of the Goethe Grand Hotel Space Anchor. Talk to Antonia to receive the pickaxe, which you can use to mine Geomarrow.
Fair and Square	Near the Starwatcher Avenue Space Anchor in the Central Starskiff Haven. Participate in the Competitive Eater Championship and offer diplomacy to the other contestants.
From Hero to Zero	Near the Starwatcher Avenue Space Anchor in the Central Starskiff Haven. take part in the Competitive Eater Championship and keep eating until you faint.
All Is Fair in Love and War	Located near the Starwatcher Avenue Space Anchor in the Central Starskiff Haven. Participate in the Competitive Eater Championship and cheat your way to victory.
Immortal in a Vase	Located near the Synwood Pavilon Space Anchor in Exalting Sanctum. Hit the vase multiple times and put the trash in the vase. Return the next day.
Mutare Magnus	Located near the Conclave Hall Space Anchor in Divination Commission. Talk to Huixing and help her with some divinations. Go back the next day.
Luminflux Pyxis	In the eastern area of the Artisanship Commission. Talk to Master Gongshu and help him test the efficiency of Luminflux Pyxis. Go back the next day.
Hexanexus	Located in various places in Xianzhou Luofu. The Hex Club will send you a message after solving their puzzles. Follow through this to unlock more puzzles.
Razor Cake	Located in the northern area of Central Starskiff Haven. Interact with the Delivery Box and find a way to deal with the razors.
Starskiff Superstition	Located in the northwest area of Central Starskiff Haven. Interact with the Starskiff, a Strange Lady will then talk to you.
Domination	Can be acquired by using the Trailblazer to battle against Kafka. Let her Dominate Trailblazer.
Suspicious Scroll	Found near Starskiff Jetty Space Anchor in Central Starskiff Haven. Interact with the scroll and continue reading it until interrupted.
Seven Errors of Cycranes	Located in Xianzhou Luofu. Find all the missing Cycranes and unlock an achievement for every Cycrane that you find.
Heron Express’s Gratitude	Found near Starskiff Jetty Space Anchor in Central Starskiff Haven. Interact with Ziqiao after you find all the 7 Cycranes.
Peculiar Glaive	West of the Starskiff Jetty Space Anchor in Central Starskiff Haven. Interact with the Glaive and an Unfamiliar Man will approach you. Head to the Realm-Keeping Commission Chancery in Exalted Sanctum after talking to the man then talk to Jingyan.
Mini-Neutron Bomb	Located to the west of the Starskiff Jetty Space Anchor in Central Starskiff Haven. Investigate the pile of boxes.

There you have it, those are all the hidden quests currently in Honkai Star Rail. While searching for the next one, take a look at some of our other handy Honkai Star Rail guides and content:

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Honkai Star Rail: All hidden quests & location

All hidden quests in Honkai Star Rail & where to find them