Para introducir un Código, vaya a la oficina de correos y hablar con Aikotoba-san. Al escribir el Código, los caracteres en minúsculas son hiragana, caracteres en mayúsculas son katakana, y los caracteres entre paréntesis son caracteres pequeños.
| Efecto | Código |
|---|---|
| Angel Set (Costume) | tenshitachinoutawokikasete |
| Baa Baa Set (Costume) | mokomokohitsujisanme-me-me- |
| Brownie Doll (Furniture) | chi[ya]iroiyouseishigotodaisuki |
| Butler Costume Set (Costume) | paki[tsu]toSU-TSUniPIKAPIKASHI[YU]-ZU |
| Cactus Set (Costume) | O-MAIAMI-GOPARUFU[A]BO-RU |
| Cartoon Costume Set (Costume) | GURUMEnakigurumimigurumiguru-mi |
| Choco Mat (Furniture) | GIRIGIRIchi[yo]ko[tsu]toCHI[YO]KORE-TO |
| Christmas Furniture Set (Furniture) | entotsukugu[tsu]teGEHOGEHOSANTA |
| Cowboy Set (Costume) | RODEOdekimeroKAUBO-I |
| Dancer Set (Costume) | tsukiakarinoodoriko |
| Devil Set (Costume) | ma[tsu]kanaSUI-TORITORUDEBIRU |
| Endless Summer Set (Furniture) | hizashinoshitanoSHI-SAIDORABA-ZU |
| Festival Set (Costume) | ENYAKORASAnoDO[TSU]KOISA |
| Gigagabito Disguise Set (Costume) | GIGAGAde[tsu]kaiGIGAGIGAGABITO |
| Halloween Furniture Set (Furniture) | papukinKERAKERAokashiwoPURI-ZU |
| Halloween Pumpkin Set (Costume) | KABOCHI[YA]batakedetsukamaete |
| Halloween Witch Set (Costume) | yoiyamiKURONEKOGARASUnohitomi |
| Heart Rug (Furniture) | RABURABUHA-TORAGUHAGUHAGU |
| Laura’s Hat (Costume) | RAURAurarakafuwafuwaRARARA |
| Maid Costume Set (Costume) | SUI-TOKI[YU]-TOniFURIRUdepon |
| Ninja Set (Costume) | KOREgaKOREyueKOREniteDORONnoPA |
| Play Pool and Ocean Floor (Furniture) | hiyokopichi[ya]pichi[ya]mizuasobi |
| Prince Set (Costume) | minnanooujisamaebibede[i]hia |
| Sailor Set (Costume) | suiheisennosuiheisan |
| Santa Costume Set (Costume) | HO-HO-SANTAgayozoraniHO-HO- |
| Snow Child Set (Costume) | yukinohiyukiyamayukidaruma |
| Snowman (Furniture) | marumarumanmaruyukidaruma |
| Snowman Costume Set (Costume) | yukifuruyukiyamaooyukiniyuki |
| Soccer Court (Furniture) | midorinosougentamakororin |
| Soft Pudding (Consumable Item) | FU[A]NTAJI-RU |
| Spring Furniture Set (Furniture) | haruhaakebonoHIRARIsakuranomichi |
| Spring Wreath and Grassland Floor (Furniture) | harunourarakananoharanohana |
| Summer Rain Set (Furniture) | KERO[TSU]KUGERO[TSU]KUGA-GA-pichi[yo]n |
| Valentine Furniture Set (Furniture) | BITA-niSUI-TOtodoketeMAIRABU |
| Witch Hat (Costume) | konekotomahoutoEROSETORA |
| Yueria’s Clothes (Costume) | tsukinoyoruuchiaketachiisanakoi |