| Bandai WonderSwan cart. |  Kidou Senshi Gundam MSVS Model SWJ-BAN015 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Kiss Yori... - Seaside Serenade Model SWJ-KDX001 | 1999 | KID Kindle Imagine Develop |
| Bandai WonderSwan cart. | Kosodate Quiz Dokodemo - My Angel Model SWJ-BAN007 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Kyousouba Ikusei Simulation KEIBA Model SWHJ-BEC001 | 1999 | BEC Japan |
| Bandai WonderSwan cart. | Langrisser Millennium WS - The Last Century Model SWJ-BAN024 | 2000 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Last Stand Model SWJ-BAN009 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Lode Runner for WonderSwan Model SWJ-BPR004 | 2000 | Banpresto Japan |
| Bandai WonderSwan cart. | Macross - True Love Song Model SWj-LAY001 | 2000 | Upstar |
| Bandai WonderSwan cart. | Magical Drop for WonderSwan Model SWJ-DTE002 | 1999 | Data East Corp. Japan |
| Bandai WonderSwan cart. | Mahjong Touryuumon Model SWJ-SUM001 | 1999 | Sammy Corp. Japan |
| Bandai WonderSwan cart. | Makaimura for WonderSwan Model SWJ-BAN011 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Medarot Perfect Edition - Kabuto Version Model SWJ-MGA001 | 1999 | Imagineer Co., Ltd. Japan |
| Bandai WonderSwan cart. | Medarot Perfect Edition - Kuwagata Version Model SWJ-MGA002 | 1999 | Imagineer Co., Ltd. Japan |
| Bandai WonderSwan cart. | Meitantei Conan - Majutsushi no Chousenjou! Model SWJ-BAN012 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Meitantei Conan - Nishi no Meitantei Saidai no Kiki! Model SWJ-BAN027 | 2000 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Metakomi Theraphy - Nee Kiite! Model SWJ-KGT006 | 2000 | Human Ent. Japan |
| Bandai WonderSwan cart. | Mingle Magnet Model SWJ-HAL002 | 1999 | HAL Corp. |
| Bandai WonderSwan cart. | MobileWonderGate | 19?? | Unknown Japan |
| Bandai WonderSwan cart. | Moero!! Pro Yakyuu Rookies Model SWJ-JLC002 | 2000 | JALECO Co., Ltd. Japan |
| Bandai WonderSwan cart. | Morita Shougi for WonderSwan Model SWJ-YKE001 | 1999 | Yuki Enterprise |
| Bandai WonderSwan cart. | Nazo Ou Pocket Model SWj-BVL001 | 1999 | Bandai Visual Co., Ltd. |
| Bandai WonderSwan cart. | Neon Genesis Evangelion - Shito Ikusei Model SWJ-BAN00E | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Nice On Model SWJ-SUM002 | 1999 | Sammy Corp. Japan |
| Bandai WonderSwan cart. | Nihon Pro Mahjong Renmei Kounin Tetsuman Model SWJ-KGT001 | 1999 | Human Ent. Japan |
| Bandai WonderSwan cart. | Nobunaga no Yabou for WonderSwan Model SWJ-KEX001 | 1999 | KOEI Co., Ltd. Japan |
| Bandai WonderSwan cart. | O-chan no Oekaki Logic Model SWJ-SUN004 | 2000 | SUNSOFT Kounan, Japan |
| Bandai WonderSwan cart. | Pocket Fighter Model SWJ-BAN00A | 2000 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Pro Mahjong Kiwame for WonderSwan Model SWJ-ATN001 | 1999 | Athena Co., Ltd. Japan |
| Bandai WonderSwan cart. | Puyo Puyo 2 Model SWJ-BAN004 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Puzzle Bobble Model SWJ-SUN003 | 1999 | SUNSOFT Kounan, Japan |
| Bandai WonderSwan cart. | Rainbow Islands - Putty's Party Model SWJ-MGH003 | 2000 | MegaHouse |
| Bandai WonderSwan cart. | Ring Infinity Model SWJ-KDK001 | 2000 | KID Kindle Imagine Develop |
| Bandai WonderSwan cart. | Robot Works Model SWJ-BAN033 | 2000 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Rockman & Forte - Mirai Kara no Chousensha Model SWJ-BAN013 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Sangokushi for WonderSwan Model SWJ-KEX002 | 1999 | KOEI Co., Ltd. Japan |
| Bandai WonderSwan cart. | Sangokushi II for WonderSwan Model SWJ-KEX004 | 2000 | KOEI Co., Ltd. Japan |
| Bandai WonderSwan cart. | SD Gundam - Emotional Jam Model SWJ-BAN006 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | SD Gundam G-Generation - Gather Beat Model SWJ-BAN030 | 2000 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | SD Gundam Gashapon Senki - Episode 1 Model SWJ-BAN020 | 1999 | Bandai Co., Ltd. Japan |
| Bandai WonderSwan cart. | Senkaiden - TV Animation Senkaiden Houshin Engi Yori Model SWJ-BAN022 | 2000 | Bandai Co., Ltd. Japan |
