Hollow Exploration Guide
Last updated 2026-04-12
Hollow Exploration Guide contains Achievements related to Hollow Exploration Commission.
Achievement List
There are 31 Achievements Hollow Exploration Guide:
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Achievement | Description | Requirements | Reward | Version | 
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Cat & Mouse Game? | Turn the tables on the Silk Tail in a dance-off during "Path of Advancement." | 1.1 | 10 | ||
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Effective Utilization | Find the W-Engine in "The Ultimate Collectibles.". | Completing the commission The Ultimate Collectibles. | 1.0 | 5 | |
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Fair Competition | Rescue all Bangboo merchants in Internship Accident. | Completing the commission Internship Accident. | 1.0 | 5 | |
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Safe Distance | Stay unnoticed by all patrolling enemies during Deep "Treason". | 1.0 | 5 | ||
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Pegasos Logistics Can't Do Without Me! | Avoid any negative events on the planned route in Survivor Rescue. | Completing the commission Survivor Rescue. | 1.0 | 5 | |
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Not A Drop Spilled | Avoid any negative events on the planned route in The Last Delivery Order. | Completing the commission The Last Delivery Order. | 1.0 | 5 | |
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Hero's Journey | Win an epic one-on-one battle in The Prophecy. | Unlock The Prophecy. | 1.0 | 5 | |
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Say No to Working | In the Bangboo Golden Town, proceed through the second floor of the Hollow without doing any work. | Completing the commission Bangboo Golden Town. | 1.0 | 5 | |
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Little Bangboo Hand-in-Hand | Save Little Beetroot in Bangboo Limbo. | Unlock the Commission Bangboo Limbo. | 1.0 | 5 | |
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Get Up, Time for Work! | Awaken Investigator Jeff in Bangboo Limbo. | Unlock the Commission Bangboo Limbo. | 1.0 | 5 | |
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Tech That Makes You Rich | Collect 9,999 Gear Coins in The Ethereal's Guide. | Complete the commission The Ethereal's Guide. | 1.0 | 5 | |
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Artful Explosion | Get a Crystal with a Circular Diffusion conversion effect in Scientific Explosion. | Complete the commission Scientific Explosion | 1.0 | 5 | |
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Firework Show | Unlock all launch buttons in A Memoir of Work Screw-ups. | Complete the commission A Memoir of Work Screw-ups. | 1.0 | 5 | |
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Firepower Coverage | Enhance all turrents in Career Cover-Up Romance. | Complete the commission Career Cover-Up Romance. | 1.0 | 5 | |
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Colossus Bangboo | Command a Bangboo with no less than 20 HP in "To Be a Bangboo Master!". | 1.0 | 5 | ||
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Lone Hero | Trigger the Lone Woof Bandana effect 1 time in "To Be a Bangboo Master!". | 1.0 | 5 | ||
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Perfect Dodge | Complete the commission without triggering any traps in Crisis Area. | 0.2.0 | 5 | ||
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Amateur Hacker | Decode the password in Sweeping Away Secrets. | Complete the commission Sweeping Away Secrets. | 1.0 | 5 | |
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Satisfactory Service | Complete the commission without the client's assistance in A Life-Risking Celebration of Love. | Completing the commission A Life-Risking Celebration of Love. | 1.0 | 5 | |
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Gallery of Silence | Find all "Gentleman With a Bangboo" paintings in "The Missing Painting." | Complete the commission The Missing Painting. | 1.0 | 5 | |
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With the Truth Often Comes Loneliness | Witness Kami North's birth in Detective Rewind. | 1.0 | 5 | ||
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Spectral Twin Dancers | In the mission "Yesterday's Stage", enjoy the ghosts' performance at the Gemini Theater. | 1.1 | 5 | ||
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Dependable Friend | In the mission "Careless Stock Leads to Trouble," work closely with the courier during delivery. | 1.1 | 5 | ||
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Outer Ring Speed Legend | In "The Race From Which a Hero Was Born", complete the Hollow section within 150s. | 1.2 | 5 | ||
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Perfect Drift | In "The Race From Which a Hero Was Born", crash into less than 5 obstacles on the road. | 1.2 | 5 | ||
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Appon and Ono | In the Beginning of the Journey, take a photo with Appon and Ono, who are about to set off, and give them the picture. | 1.2 | 5 | ||
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Efficient Jailbreak Comes With Fireworks | In Redemption in the Rock Quarry, consecutively detonate 10 bombs hidden in the mine. | 1.2 | 5 | ||
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Hollow Descent Training | Explore floor 30 in the Hollow in the Infinite Abyss. | 1.3 | 5 | ||
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Even Faint Light Brings Clarity | Meet Venus again at Port Elpis after completely resolving the Black Anchor Gang incident in "Connecting with the Star." | Complete Connecting with the Star (III). | 1.4 | 5 | |
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Cocoon Across the Sea | Listen to the conversation between Venus and another Proxy in "Connecting with the Star." | Complete "Connecting with the Star (III)" | 1.4 | 5 | |
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Longing Parts the Sea Mist | Meet the client again at Port Elpis after helping gather all the evidence in "As Promised, Drowned in the Harbor." | Complete "As Promised, Drowned in the Harbor (III)" | 1.4 | 5 |
Other Languages
| Language | Official Name |
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| English | Hollow Exploration Guide |
| Chinese (Simplified) | 空洞探索指南 |
| Chinese (Traditional) | 空洞探索指南 |
| Japanese | ホロウ探索マニュアル |
| Korean | 공동 탐색 가이드 Gongdong Tamsaek Gaideu |
| Spanish | Guía de exploración de Cavidades |
| French | Guide d'exploration en Néantre |
| Russian | Путеводитель по кавернам Putevoditel' po kavernam |
| Thai | คู่มือการสำรวจ Hollow |
| Vietnamese | Hướng Dẫn Thăm Dò Lỗ Hổng |
| German | Höhlen-Erkundungsführer |
| Indonesian | Panduan Eksplorasi Hollow |
| Portuguese | Guia de Exploração de Esferas Negras |
Change History
Released in Version 1.0 - Welcome To New Eridu
- 3 new Achievements were added:
- Cat & Mouse Game? was moved from the Special Episode (Achievement) Category to the Hollow Exploration Guide Category.
- 1 new achievement was added:
- 4 new achievements were added:
- 2 new achievements were added:
- Hollow Exploration Guide was released.
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