Games

Lifelong self-taught and award-winning game developer, with expertise in mystery games.

Proficient in a wide variety of engines and languages, with skills in writing, art, music, and project management.

Total count: 72 items (15 years, 9 months).

Last updated: May 6, 2025.

TimelineThumbnailTitleTypeEngineCodeCategoryStatus
Apr 2025 – May 2025
2 months
Echo Chamber

Social deduction chatroom where you can only see the last message sent. Used socket.io websockets for online multiplayer using a React/Vite front-end and Express back-end hosted on a VPS. Functional prototype created in 7 days for Mystery Game Jam 2025.

Social DeductionNoneJavaScriptGoldbar GamesPrototype
Apr 2024 – May 2024
2 months
Sound Search

A mystery game where you search through audio recordings to piece together the truth. Created for Mystery Game Jam 2024 but didn't finish in time. Will come back to this project later.

PuzzlePhaserJSJavaScriptGoldbar GamesOn Hold
Apr 2024 – Apr 2024
Less than 1 month
Speedy Trial

A mystery game where you try to go through a courtroom trial as quickly as possible. Started for Mystery Game Jam 2024 but pivoted to a different project halfway through. Will come back to finish this later.

StrategyPhaserJSJavaScriptGoldbar GamesOn Hold
Sep 2023 – Oct 2023
2 months
Reaplaced

Project Manager of award-winning mystery game.

Visual NovelRen'PyPythonMystery GamedevReleased
Jul 2023 – Jul 2023
Less than 1 month
Running Late

Short mystery story. Made in 3 days for the O2A2 2023 VN Jam.

Visual NovelRen'PyPythonGoldbar GamesReleased
Oct 2022 – Oct 2022
Less than 1 month
Public Domain Visual Novels

Adaptations of my favorite classic stories.

Visual NovelCustomC++Goldbar GamesOn Hold
Sep 2022 – Sep 2022
Less than 1 month
Snowball Saves Christmas Port

Porting Snowball Saves Christmas to my custom game engine.

PlatformerCustomC++Goldbar GamesOn Hold
Sep 2022 – Sep 2022
Less than 1 month
Jigsaw Puzzles

A game where you put together jigsaw puzzles. Plans to expand beyond such a simple premise and turn it into a deeper mystery game.

PuzzleCustomC++Goldbar GamesOn Hold
Nov 2021 – Nov 2021
Less than 1 month
Hammer Man Port

Porting Hammer Man to my custom game engine.

ActionCustomC++Goldbar GamesOn Hold
Jan 2021 – Jan 2021
Less than 1 month
Cruise Ship Cleanup Port

Porting Cruise Ship Cleanup to my custom game engine.

ActionCustomC++Goldbar GamesOn Hold
Dec 2020 – Dec 2020
Less than 1 month
Detective Butler Port

Ported Detective Butler to my custom game engine.

Visual NovelCustomC++Goldbar GamesReleased
Mar 2020 – Apr 2020
2 months
Detective Butler: Choices DLC

Expansion of Detective Butler: Maiden Voyage Murder that adds choices, doubling the length of the game and resolving loose ends.

Visual NovelONScripterAssemblyGoldbar GamesReleased
Oct 2018 – Nov 2018
2 months
Space Party

Multiplayer game inspired by Mario Party. Navigate the galaxy board, conquer planets, and build up a space empire.

PartyUnityC#Goldbar GamesOn Hold
May 2018 – May 2018
Less than 1 month
Gold Mine Sweeper

Developed in 7 days for a freelance client.

PuzzleUnityC#FreelanceCompleted
Apr 2018 – Apr 2018
Less than 1 month
Super Maze Miner

A concept for expanding Maze Miner into a full game.

PuzzleUnityC#Goldbar GamesConcept
Mar 2018 – Mar 2018
Less than 1 month
Crypto Traders

Simulate crypto trading, no financial risk. Made for Crypto Game Jam.

PlatformerUnityC#Goldbar GamesOn Hold
Mar 2018 – Sep 2018
7 months
Snowball Saves Summer

Sequel. Navigate 30 complex levels across 5 worlds. Collect Golden Snowflakes in challenging spots to unlock power-ups and bonus levels.

PlatformerUnityC#Goldbar GamesReleased
Dec 2017 – Dec 2017
Less than 1 month
Snowball Saves Christmas

Physics-based platformer with 50 short levels. Rescue Santa and save Christmas. Play on PC or mobile. Very popular with kids and teens.

PlatformerUnityC#Goldbar GamesReleased
Nov 2017 – Nov 2017
Less than 1 month
Cruise Ship Cleanup

A short game made in 14 days created to boost morale. Play as Cecila from Detective Butler, and avoid being seen by each guest as you clean their rooms. Plays like a stealth/sokoban hybrid.

ActionUnityC#Goldbar GamesReleased
Oct 2017 – Oct 2017
Less than 1 month
Maze Miner

A short game made in 14 days created to boost morale. Navigate a procedurally-generated maze, using math to calculate where to avoid bombs and dig for treasure. For PC and mobile.

PuzzleUnityC#Goldbar GamesReleased
Sep 2017 – Sep 2017
Less than 1 month
World End Domination

Created for Umineko Game Jam. A full 3D rendition of the Rosa vs. Goats scene in Umineko EP2, plus you can actually control Rosa in 3D and shoot the monsters with your rifle.

FPSUnityC#Fan-GameReleased
Sep 2016 – Sep 2016
Less than 1 month
Werewolf

A short game created solely to boost morale. I think it was also inspired by the Ludum Dare theme 'You are the monster', so in this game, you control a character who transforms into a werewolf on a day/night cycle. You switch between the hunter, and the hunted. Has remake potential.

ActionUnityC#Goldbar GamesReleased
Oct 2015 – Oct 2015
Less than 1 month
Tic Tac Toe

A short game created solely to boost morale.

StrategyUnityC#Goldbar GamesReleased
Mar 2015 – Mar 2015
Less than 1 month
Forty-Eight

Project for NaNoReNo 2015, I was the programmer. Our group had a 1 month deadline, but ultimately the project never got very far.

Visual NovelUnityC#OriginalDropped
Nov 2014 – Jan 2017, Jun 2017 – Mar 2018, Nov 2022 – May 2023
3 years, 8 months
Detective Butler and the King of Hearts

Sequel to Detective Butler. Help Butler and Gilligan solve a string of serial murders on their university campus. Although I have a lot of personal attachment to this project, and I learned a lot making it, it's on hold because it's not economically viable right now.

Visual NovelUnity, CustomC#, C++Goldbar GamesOn Hold
Aug 2014 – Aug 2014
Less than 1 month
Connected Worlds

Attempted a project for Ludum Dare, the theme Connected Worlds. Idea was there were two worlds: the world of a story, and the world of its author, and you would make choices that influence both. Dropped due to large scope and small time limit.

Visual NovelUnityC#OriginalDropped
Jul 2014 – Aug 2014
2 months
Closed Room Blitz: Arena

Multiplayer game inspired by Umineko EP8 and our /seacats/ closed room blitz games. Players take turns sending theories to each other, while simultaneously denying the theories of their opponent. The first player unable to respond with a denial or contradicts themselves loses.

FightingUnityC#Fan-GameReleased
Mar 2014 – Mar 2014
Less than 1 month
Umineko First Twilight 3D

Short proof-of-concept to test a custom visual novel cutscene system in Unity. A 3D rendition of the First Twilight scene from Umineko EP1.

Visual NovelUnityC#Fan-GameCompleted
Jan 2014 – Nov 2014, Jul 2016 – Jan 2017, Dec 2018 – Mar 2021
3 years, 10 months
Witch Doctor Kaneko

Ambitious puzzle-platformer Metroidvania inspired by the magic of learning to code. Kaneko is a young witch-doctor who must defend her forest from an infestation of bugs. Although I have a lot of personal attachment to this project, and I learned a lot making it, it's on hold because it's not economically viable right now.

PlatformerUnity, CustomC#, C++Goldbar GamesOn Hold
Aug 2013 – Dec 2013
5 months
On the Night of Kinjo's Redemption

Sequel to Repercussion, written and programmed by me (plus Ozaki writing as himself). Probably the only Higanbana fan-game out there.

Visual NovelONScripterAssemblyFan-GameReleased
Aug 2013 – Dec 2013
5 months
MegaMinerAI 12 - Mars

Worked on the team as a sprite artist for the visualizer.

StrategyCustomC++UniversityCompleted
Jun 2013 – Jul 2013
2 months
Seacats Closed Room Blitz Tournament

A visual novel depiction of the closed room blitz tournament held on /seacats/ in the Summer of 2013.

Visual NovelONScripterAssemblyFan-GameReleased
Jan 2013 – May 2013
5 months
MegaMinerAI 11 - Reef

Worked on the team as a developer for the visualizer.

StrategyCustomC++UniversityCompleted
Aug 2012 – Dec 2011
-1 year, -7 month
Repercussion of the Golden Witch

Written by Ozaki, but programmed by me. Visual novel depiction of our roleplaying gameboard on /seacats/. Includes a snowball fight minigame.

Visual NovelONScripterAssemblyFan-GameReleased
Aug 2012 – Dec 2012
5 months
MegaMinerAI 10 - Galapagos

Worked on the team as a developer for the visualizer.

StrategyCustomC++UniversityCompleted
Dec 2011 – Dec 2011
Less than 1 month
Super Seacat Bros.

A parody that plays like Super Mario Bros., but with Seacats characters.

PlatformerGame MakerGMLFan-GameDropped
Jul 2011 – Aug 2013
2 years, 2 months
Detective Butler: Maiden Voyage Murder

My first original release. Nominated for Best EVN Drama in 2013.

Visual NovelONScripterAssemblyGoldbar GamesReleased
Jan 2011 – Jun 2011
6 months
Seacats EP4: Board of the Golden Witch

Parody of Umineko EP8 but inspired by semi-true events. Final entry in my fan-game series, and homage to the /seacats/ community which gave me a year of fun memories and the pseudonym Kinjo Goldbar.

Visual NovelONScripterAssemblyFan-GameReleased
Aug 2010 – Aug 2011
1 year, 1 month
Umineko Closed Room Escape

Prototype for Seacats EP3. An interactive escape-room game, simulating the locked room from Umineko EP6.

Visual NovelONScripterAssemblyFan-GameReleased
Aug 2010 – Jan 2011
6 months
Seacats EP3: Inquisition of the Golden Witch

Fully interactive Umineko fan-game. Play as Erika, navigate the island, interrogate suspects, and potentially solve the mystery (or die trying).

Visual NovelONScripterAssemblyFan-GameReleased
Jun 2010 – Aug 2010
3 months
Seacats EP2: Trick of the Golden Witch

Subverts Umineko by making untrue theories the reality. Strong emphasis on locked room mysteries.

Visual NovelONScripterAssemblyFan-GameReleased
Mar 2010 – Jun 2010
4 months
Seacats EP1: Forgery of the Golden Witch

My first major success and first entry in the When the Seacats Cry series. Stays close to the speculated truth, but with a twist.

Visual NovelONScripterAssemblyFan-GameReleased
Dec 2009 – Dec 2009, Dec 2011 – Dec 2011
2 months
Umineko Christmas

A short Christmas-themed Umineko story. Didn't get very far, and came back to the idea years later, but never finished it.

Visual NovelGame Maker, ONScripterGML, AssemblyFan-GameDropped
Nov 2009 – Nov 2009
Less than 1 month
Umineko Theories

Visual novel depiction of my theories on the answers to Umineko.

Visual NovelGame MakerGMLFan-GameDropped
Aug 2009 – Aug 2009
Less than 1 month
Hammer Man Danmaku

Inspired by Touhou, with Hammer Man characters.

DanmakuGame MakerGMLOriginalDropped
Jul 2009 – Jul 2009
Less than 1 month
Umineko Episode 4.5

A short Umineko gameboard taking place between Episode 4 and Episode 5. My first attempt at an Umineko fan-game, I did not even get to the first twilight before dropping it.

Visual NovelGame MakerGMLFan-GameDropped
Apr 2009 – Jun 2009
3 months
Eggwhite: Second Helping

Sequel to Eggwhite. Dropped very early on.

RPGRPG MakerOriginalDropped
Jul 2008 – Jul 2008
Less than 1 month
Code Geass Stratego

Stratego gameplay with Code Geass characters as pieces.

StrategyGame MakerGMLFan-GameDropped
Jul 2008 – Jun 2009
1 year
Hammer Man Platinum

Remake of Hammer Man based on my years of experience. Expanded game mechanics and custom graphics. Dropped at the halfway point.

ActionGame MakerGMLOriginalDropped
Jul 2007 – Jul 2007
Less than 1 month
Goomba's Last Chance

Created for MFGG Minigame Competition. Very short, not my best game.

ActionGame MakerGMLFan-GameReleased
Jun 2007 – Jun 2008
1 year, 1 month
Father's Day 2008

Created as a Father's Day present for my dad.

RPGRPG MakerOriginalCompleted
May 2007 – Jun 2007
2 months
Father's Day 2007

Created as a Father's Day present for my dad.

RPGRPG MakerOriginalCompleted
Apr 2007 – Jul 2007
4 months
Harvest Moon: Dawn of Darkness

Grimdark Harvest Moon where you defend your farm from vampires.

SimulationRPG MakerFan-GameDropped
Apr 2007 – Apr 2007
Less than 1 month
Sub-Conquest

Turn-based strategy game between 3 kingdoms (Mario, Bowser, Wart) where you fight for control of the land. Remake potential.

StrategyGame MakerGMLFan-GameDropped
Feb 2007 – Feb 2007
Less than 1 month
Mario's Pirate Panic

Reborn from Winter's ashes, but dropped after Level 2.

PlatformerGame MakerGMLFan-GameDropped
Feb 2007 – Apr 2007
3 months
First Reality II

Sequel, didn't get very far before dropping it.

RPGRPG MakerOriginalDropped
Jan 2007 – Mar 2007
3 months
First Reality

Inspired by Final Fantasy. Lots of content. Never released.

RPGRPG MakerOriginalCompleted
Dec 2006 – Dec 2006
Less than 1 month
Super Mario Winter

Made in 3 days but lost all from a corrupted file. Very sad.

PlatformerGame MakerGMLFan-GameDropped
Dec 2006 – Dec 2006
Less than 1 month
Mario's Snowball Frenzy

1st place winner of MFGG Minigame Competition #21.

SportsGame MakerGMLFan-GameReleased
Nov 2006 – May 2007
7 months
Mario & Luigi: Quest for 8 Bits

Too ambitious, one world for each Bit. Dropped halfway through.

RPGRPG MakerFan-GameDropped
Nov 2006 – Nov 2006
Less than 1 month
Mario & Wario 2: Race to the Finish

Created for MFGG Minigame Competition #20.

PlatformerGame MakerGMLFan-GameReleased
Nov 2006 – Oct 2007
1 year
Super Doopliss World

Ambitious game where you play as Doopliss. Plays a lot like Super Mario Odyssey. Dropped after World 3 (about halfway). Intended for MFGG's NCFC but failed to complete the demo in time and lost motivation.

PlatformerGame MakerGMLFan-GameDropped
Oct 2006 – Jun 2007
9 months
Eggwhite

My favorite original RPG, needs to be remade and released.

RPGRPG MakerOriginalCompleted
Sep 2006 – Nov 2006
3 months
Mario's Halloween Treat

The first game I ever released to the public.

PlatformerGame MakerGMLFan-GameReleased
Jun 2006 – Jun 2006
Less than 1 month
Hammer Man 3

Side-scrolling platformer, dropped after Level 3.

PlatformerGame MakerOriginalDropped
May 2006 – Oct 2006
6 months
Kirby RPG: Legend of the Super Star

My first RPG. Based on my sprite comic of the same name.

RPGRPG MakerFan-GameDropped
May 2006 – Jul 2006
3 months
Prison Break

One of my favorites with huge potential remaking, dropped after World 3.

PlatformerGame MakerOriginalDropped
May 2006 – Jun 2006
2 months
Escape From Koopa Bros. Fortress

Clever puzzle game using locks and keys, worth remaking.

PuzzleGame MakerFan-GameDropped
Apr 2006 – Apr 2006
Less than 1 month
Hammer Man 2

Sequel, completed about halfway before dropping it.

ActionGame MakerOriginalDropped
Apr 2006 – Apr 2006
Less than 1 month
Mario vs. Goombas

Short game test. Dodge the Goombas until you get hit. Kinda plays like Vampire Survivors, looking back at it now.

ActionGame MakerFan-GameCompleted
Apr 2006 – Apr 2006
Less than 1 month
Revenge of the Ball

Short game test. Inspired by the Game Maker example game.

ActionGame MakerOriginalCompleted
Apr 2006 – Apr 2006
Less than 1 month
Hammer Man's Adventure

My first video game, self-taught at 12 years old.

ActionGame MakerOriginalCompleted