| Nintendo 3DS cart. |  Nintendogs + Cats - Golden Retriever & New Friends Model CTR-ADAP-EUR | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. |  Nintendogs + Cats - Shiba & New Friends Model CTR-ADAJ-JPN | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. | Nintendogs + Cats - Shiba & New Friends Model CTR-ADAW-TWN | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. | Nintendogs + Cats - Toy Poodle & New Friends Model CTR-ADCE-USA | 201? | Nintendo of America, Inc. USA 45496 |
| Nintendo 3DS cart. | Nintendogs + Cats - Toy Poodle & New Friends Model CTR-ADCJ-JPN | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. | Nintendogs + Cats - Toy Poodle & New Friends Model CTR-ADCP-EUR | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. | Nintendogs + Cats - Toy Poodle & New Friends Model CTR-ADCP-EUR | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. | Nintendogs + Cats - Toy Poodle & New Friends Model CTR-ADCW-TWN | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. | Nintendogs + Cats Model CTR-ADAE-USA | 201? | Nintendo of America, Inc. USA 45496 |
| Nintendo 3DS cart. | Nintendogs + Cats Model CTR-ADAP-EUR | 201? | Nintendo Co., Ltd. Japan |
| Nintendo 3DS cart. | Nobunaga no Yabou 2 Model CTR-BNYJ-JPN | 201? | KOEI Tecmo Games Co., Ltd. Japan |
| Nintendo 3DS cart. | Nobunaga no Yabou Model CTR-BNBJ-JPN | 201? | KOEI Tecmo Games Co., Ltd. Japan |
| Nintendo 3DS cart. | Nuigurumi no Cakeyasan - Mahou no Patissiere Model CTR-AWCJ-JPN | 201? | Culture Brain |
| Nintendo 3DS cart. | Ochaken to Itsumo Nakayoshi Model CTR-AE3J-JPN | 201? | Nippon Columbia |
| Nintendo 3DS cart. | Oh! Gattiman Kyuukyoku no Omega Chinpou to Momige 26 Model CTR-KG6J-JPN | 201? | Kadokawa Shoten Japan |
| Nintendo 3DS cart. | Olli Olli Model CTR-KLLE-USA | 201? | Curve Digital |
| Nintendo 3DS cart. | Olli Olli Model CTR-KLLP-EUR | 201? | Curve Digital |
| Nintendo 3DS cart. | One Piece - Romance Dawn Model CTR-BRDJ-JPN | 201? | Bandai NAMCO Games, Inc. Japan |
| Nintendo 3DS cart. | One Piece - Romance Dawn Model CTR-BRDP-EUR | 201? | NAMCO Bandai Games, Inc. Japan |
| Nintendo 3DS cart. | One Piece - Romance Dawn Model CTR-BRDZ-USA | 201? | NAMCO Bandai Games America, Inc. |
| Nintendo 3DS cart. | One Piece - Super Grand Battle X Model CTR-BG3J-JPN | 201? | Bandai NAMCO Games, Inc. Japan |
| Nintendo 3DS cart. | One Piece - Unlimited Cruise SP 2 Model CTR-AL9P-EUR | 201? | Bandai NAMCO Games, Inc. Japan |
| Nintendo 3DS cart. | One Piece - Unlimited Cruise SP Model CTR-ALFJ-JPN | 201? | NAMCO Bandai Games, Inc. Japan |
| Nintendo 3DS cart. | One Piece - Unlimited Cruise SP Model CTR-ALFP-EUR | 201? | NAMCO Bandai Games, Inc. Japan |
| Nintendo 3DS cart. | One Piece - Unlimited World Red Model CTR-BUWE-USA | 201? | NAMCO Bandai Games America, Inc. |
| Nintendo 3DS cart. | One Piece - Unlimited World Red Model CTR-BUWJ-JPN | 201? | Bandai NAMCO Games, Inc. Japan |
| Nintendo 3DS cart. | One Piece - Unlimited World Red Model CTR-BUWP-EUR | 201? | NAMCO Bandai Games, Inc. Japan |
| Nintendo 3DS cart. | Onna Kateikyoushi IzukaSensei to Himitsu ni Itara Marumaru Shichau Kamoshirenai Model CTR-JYPJ-JPN | 201? | D3 Publisher, Inc. |
| Nintendo 3DS cart. | Onna no Ko to Misshitsu ni Itara **shichau Kamoshirenai Model CTR-AWMJ-JPN | 201? | D3 Publisher, Inc. |
| Nintendo 3DS cart. | Order Up!! Model CTR-AUPP-EUR | 201? | Funbox Media |
| Nintendo 3DS cart. | Oresama Kingdom - Ikemen Kareshi o Get Shiyo! Moe Kyun School Days Model CTR-AK7J-JPN | 201? | Nippon Columbia |
| Nintendo 3DS cart. | Osawari Tantei Nameko Daihanshoku Model CTR-APMJ-JPN | 201? | Success Japan |
| Nintendo 3DS cart. | Osawari Tantei Ozawa Rina Nameko Rhyme Model CTR-BSLJ-JPN | 201? | Success Japan |
| Nintendo 3DS cart. | Osawari Tantei Ozawa Rina Rising 3 - Nameko wa Banana no Yume wo Miruka? Model CTR-AN7J-JPN | 201? | Success Japan |
| Nintendo 3DS cart. | Oshaberi Usagi - Mecha Kawa Oshare Collection Model CTR-AUGJ-JPN | 201? | Culture Brain |
| Nintendo 3DS cart. | Oshare de Kawaii! Koinu to Asobo! Machi-Hen Model CTR-APOJ-JPN | 201? | MTO, Inc. Japan |
| Nintendo 3DS cart. | Oshare de Kawaii! Koinu to Asobo! Umi-Hen Model CTR-APIJ-JPN | 201? | MTO, Inc. Japan |
| Nintendo 3DS cart. | Oshare na Koinu 3D Model CTR-AYUJ-JPN | 201? | MTO, Inc. Japan |
| Nintendo 3DS cart. | Oshigoto Theme Park 2 Model CTR-AWKJ-JPN | 201? | Culture Brain |
| Nintendo 3DS cart. | Ouchi Mainichi Tamagotchi Model CTR-AQCJ-JPN | 201? | Bandai NAMCO Games, Inc. Japan |
