Ultimate Pirate Piece

by Masta

Uncensored Windows Mac
Versionv2.5.0
EngineRPGM
Released2026-10-02
Updated2026-10-02
LanguageEnglish

About Ultimate Pirate Piece

Ultimate Pirate Piece is an adult 2D adventure with 3DCG animated visuals, built by Masta in RPG Maker. It puts you in the One Piece world after an entity captures you and forces you to live there. You can explore freely, fight pirates and marines, gather swords, build a harem, and pursue your own pirate goals in a fantasy setting with humor.

The current release is v2.5.0, dated October 2, 2026, and the changelog shows ongoing development. It runs on Windows and Mac, is in English, and is uncensored. This update adds Water 7 locations, including Franky House, Galley-La, Ship Upgrade, and Iceberg Office, plus Kiwi and Mozu with three scenes and one hypnosis scene. It also fixes text, marine spawning after Skypiea, recollection bugs, and bounty poster issues, while Patreon adds four extra scenes.

Developer's description

You are captured by some entity and are now forced to live in the world of One Piece! You are free to explore the world, to fight other pirates and marines, to enslave girls etc... Become the most fearfull pirate, have an harem, gather swords, do whatever you like, afterall, you are a Pirate!​

Download Ultimate Pirate Piece v2.5.0

Changelog

v2.5.0 Water 7 added Franky House Galley-La Ship Upgrade Iceberg Office Kiwi and Mozu added 3 scenes for Kiwi and Mozu Added 1 hypnosis scenes Changes Fixed some text Fixed a bug of marines not spawning after visiting Skypiea Fixed a bug in recollection room Fixed Bounty posters of Miss Valentine and Doublefinger Fixed intros in recollection room Patreon 4 new extra scenes v2.4.0 Long Ring Long Land added 3 minigames Porche added 5 scenes for Porche Added 1 hypnosis scenes Changes Fixed some text Fixed Conis recollection Fixed Raki recollection Fixed Wyper not appearing Fixed Gallery bug Fixed Dialogue repeating in tutorial Patreon 4 new extra scenes v2.3.1 Continuation of Celestial Dargon Slave Quest Nina added (Name can be changed) Added a Poneglyph in Skypiea Changes Fixed some text Fixed Nojiko sprites Fixed "King of the world" book Fixed code in skypiea Added MacOS version Patreon 2 new extra scenes v2.3.0 Added Skypiea Angel's Island Upper Yard Shandora(Goldencity) Conis added 5 scenes for Conis Raki added 5 scenes for Raki Added Conqueror's Haki the player can evolve their conqueror's haki Added 2 hypnosis scenes 3 New bosses In Skypiea Added 1 Clothing scene for Hina Changes Fixed some text Patreon 3 new extra scenes v2.2.0 Hina added 5 scenes for Hina Added Jango 8 hypnosis scenes Changes Reworked Robin scenes Fixed some text Patreon 3 new extra scenes v2.1.0 Vivi added 5 scenes for Vivi Drum Island added 1 sword added Added Gerd 1 scene for Gerd Added Clothing Store 1 scene for Nami 1 scene for Alvida Changes Reworked Nami scenes Implemented Love/Corruption System for Nami (still in testing) Added text and scenes depending on Love/Corruption System for Nami added clothes for mc with the item (disguise) Patreon 2 new extra scenes v2.0.0: Grand Line Added Added Grand LIne Map Alabasta Alubarna Rainbase Casino added Little Garden Materials island Cactus Island Spider's Cafe Mikita (Miss Valentine) added 5 scenes for Mikita Zala (Miss DoubleFinger) added 5 scenes for Zala Cafe Minigame Changes XP mutipliers are back to normal Modified the Custom Menu for better optimization Enemies updated in Grand Line Bugfixes Fixed Alvida scenes where Alvida was named Kaya Patreon 4 new extra scenes v1.3.2: New Event Scenes in LogueTown - Alvida - Kaya Added Mihawk Boss Fight New sidequest in LogueTown Changes New title screen Added more Marine sprites Fixes Improved Menu UI In case the player is having trouble with the menu added na option in the left side of the ship to change menu Added na option is Masta keyitem that allows the player to reset the ship Fixed the lag in many areas Fixed more npcs misplacement Patreon 2 new extra scenes Updated the cheat menu v1.3.1: New Event Scenes in LogueTown Robin Kaya Nojiko Changes New Menu UI Added a "load" button aswell Territory System Implemented 10 territorys to conquer Added more marines variants New colors for HP and Haki Fixes Fixed multiple scenes stuttering Fixed recollection room problems Fixed Marines spawning on land (hopefully) Fixed some npc misplacement Fixed Marines Images Fixed Items not being usable Patreon 1 new extra scenes v1.3.0: New Island LogueTown Added Alvida 5 new scenes 1 event scene for Nami 1 Boss fight Sword quest Alvida recruitable Small fixes on dialogue Increased XP Patreon Version: Added 3 Extra scenes Updated the items in cheat menu v1.2.0: New Island Arlong Park (Cocoyasi village) Added Nojiko 4 new scenes 1 event scene for Robin New devil fruit New swords Small event scene Optimized some Kaya scenes Fixed a small text that would appear when talking to Robin Patreon Version: Added 3 Extra scenes Updated the items in cheat menu v1.1.0: Added Syrup Village Added Kaya 5 new scenes 1 new sword Small improvments to HUI Fixed a Nami Scene Patreon Version: Added 3 Extra scenes Updated the items in cheat menu -------------------------- v1.0.0 10 scenes -5 for Nami -5 for Robin -3 devil fruits -2 main islands Patreon -3 extra scenes in recolection room (not part of main story) -cheats

Player reviews

Player rating 3.0 / 5 · 6 ratings
Written reviews 6 · avg 3.0★
Positive (4–5★) 33%
Latest review 2026-09-21

What players say

Mixed reviews: players praise world and scenes but cite bugs and slow menus.

5★ 0
4★ 2
3★ 2
2★ 2
1★ 0

Players like

  • Open world and map are praised
  • Adult scenes are short and visually appealing
  • Unique conquest and protection mechanics are interesting

Common complaints

  • Menus, saves, and general bugs disrupt gameplay
  • Character animations can look glitchy or robotic

Best for players who enjoy One Piece and tolerate bugs

Summarised from 6 written player reviews.

NanairoAppreciation 2026-09-21 ★★★★★
I like the open world and the scenes are short but sweet. I do not like the open ended nature so here are the locations. If you want Robin, check the libraries Nami will be on the port of one…
bloodqueen420 2026-06-23 ★★★★★
Fine game, well made, art is nice and it runs smoothly far as I can tell none of it is ai and it holds up to one piece lore lol The slaves are like whatever, like i have to pay…
geschirt 2026-03-15 ★★★★★
The game currently feels like a buggy mess. Walking and sailing are painfully slow, which makes basic exploration frustrating. Opening the menu can take up to two minutes at times, breaking the flow completely. Some scenes also feature characters with…

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