Katsuya is an artist for the Duel Masters TCG and OCG.
List of cards designed by Katsuya
- Aquan
- Aquan Jr.'s Delivery
- Armored Mecha Czarbolt
- Balmagan, Machine Gun Shooter
- Baron Gouyama
- Belix, the Explorer
- Berlin, Bell Gravekeeper
- Bisecting Skullcedony
- Bliss Totem, Avatar of Luck
- Blues Quack
- Bonds of Justice
- Brad's Cutter
- Broken Horn, the Barricading
- Bubble Trap
- Cebu Aquman Jr.
- Chain of Grief
- Charge Whipper
- Choppurun, Love Love Guardian
- Codename Dread Blood
- Coliseum Shell
- Collapse Wave
- Cosmic Darts
- Counterattacking Silent Spark
- Curious Eye
- Cyclolink, Spectral Knight
- Darkflame Drive
- Darkpact
- Dark Soul Creation
- Death Circle, the Explosive Shadow
- Delorin, the Hidden Surprise
- Depth Noble
- Energy Cane
- Energy Stream
- Faerie Cyclone
- Feather Tower Lunatron
- Fire Pillar of the Spiritual Forest
- Hulk Crawler
- Gaga Theta, Seeker of Wisdom
- Ganbarat, Martial Artist of the Forest
- Gandar, Seeker of Explosions
- Ghastly Drain
- Gigaberos
- Gigamantis
- Gigazoul
- Gran Zemechis, Holy Dragon Sage
- Grinning Hunger
- Guard’s Grip
- Intense Digging Twist
- Irvine, the Spydroid
- Kelbirem, the Deathknight Puppet
- Killer Noise Maracas
- King Mazelan
- Kyuppurun, Guardian of Love
- La Francis, Electric Shield Guardian
- Lily Ann Cassios
- Magic Shot - Bullet Vice
- Marinomancer
- Marrow Ooze, the Twister
- Miele Spark
- Miele Thunder, the Gemwing
- Mind Reset
- Mizoy, the Oracle
- Mobile Forest
- Motorcycle Mutant
- Muramasa's Knife
- Ogri Holycuse, Colorful Wind Guardian
- Onslaughter Triceps
- Overload Cluster
- Patter Patter Butterfly
- Pierr, Psycho Doll
- Power Puzzle
- Punky Beanta
- Quick Defense
- Raid Ikuzou
- Recon Operation
- Red Jackal, Raider of the North Sea
- Reverse Cyclone
- Rodomia, Vizier of Thunder
- Rubels, the Explorer
- Scalpel Spider
- Siegtooth, Sunfang of Gaia
- Skeleton Soldier, the Defiled
- Slash Charger
- Spiral Aura
- Steel Smasher
- Techno Totem
- Terradragon Renjin
- Terse Ruth, Lightboom Guardian
- The Strong Trap
- Thunder Katyusha
- Thunder Net
- Tsukumo Spark
- Unlucky Darts
- Vanishing Man
- Whisking Whirlwind
- World War Zenith
- Xeno Mantis