diff --git a/json/yokutango_20.json b/json/yokutango_20.json
new file mode 100644
index 0000000..fd9e6a3
--- /dev/null
+++ b/json/yokutango_20.json
@@ -0,0 +1,1138 @@
+[
+  {
+    "japanese": [
+      {
+        "word": "潮時",
+        "romaji": "しおどき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "mulighet"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "威力",
+        "romaji": "いりょく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "autoritet"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "編む",
+        "romaji": "あむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å strikke"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "ずるい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "slu"
+      },
+      {
+        "word": "urettferdig"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "圧倒的",
+        "romaji": "あっとうてき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "overveldende"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "零す",
+        "romaji": "こぼす"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å søle"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "方程式",
+        "romaji": "ほうていしき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "likning"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "責める",
+        "romaji": "せめる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å skylde på"
+      },
+      {
+        "word": "å legge skylda på"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "欄",
+        "romaji": "らん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "kolonne"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "憎む",
+        "romaji": "にくむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å hate"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "尽くす",
+        "romaji": "つくす"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å bruke opp"
+      },
+      {
+        "word": "å gå tom for"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "脅し文句",
+        "romaji": "おどしもんく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "trussel"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "儲かる",
+        "romaji": "もうかる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å lønne seg"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "縮む",
+        "romaji": "ちぢむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å krympe"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "摩擦",
+        "romaji": "まさつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "friksjon"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "雑音",
+        "romaji": "ざつおん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "statisk støy"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "透明",
+        "romaji": "とうめい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "gjennomsiktig"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "揉む",
+        "romaji": "もむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å massere"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "旅券",
+        "romaji": "りょけん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "passport"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "溢れる",
+        "romaji": "あふれる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å flyte over"
+      },
+      {
+        "word": "å renne over"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "梅雨",
+        "romaji": "つゆ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "regnsesong"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "責任",
+        "romaji": "せきにん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "ansvar"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "新芽",
+        "romaji": "しんめ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "knopp"
+      },
+      {
+        "word": "spire"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "訓練",
+        "romaji": "くんれん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "trening"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "陸軍",
+        "romaji": "りくぐん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "hær"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "魚群",
+        "romaji": "ぎょぐん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "fiskestim"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "在日",
+        "romaji": "ざいにち"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "'i japan boing'"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "雑談",
+        "romaji": "ざつだん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "småprat"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "飼い主",
+        "romaji": "かいぬし"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "kjæledyrseier"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "加速度",
+        "romaji": "かそくど"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "akselerasjon"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "契る",
+        "romaji": "ちぎる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å sverge"
+      },
+      {
+        "word": "å love"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "寄り道",
+        "romaji": "よりみち"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "omvei"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "蒔く",
+        "romaji": "まく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å så",
+        "hints": ["frø"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "吐く",
+        "romaji": "つく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å fortelle",
+        "hints": ["en løgn"]
+      },
+      {
+        "word": "å spy ut",
+        "hints": ["en løgn"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "旁",
+        "romaji": "つくり"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "høyre side av en kanji"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "総て",
+        "romaji": "すべて"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "alt",
+        "hints": ["alternativ kanji"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "接する",
+        "romaji": "せっする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å være i kontakt"
+      },
+      {
+        "word": "å være ani"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "弾く",
+        "romaji": "ひく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å trekke i et instrument"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "統べる",
+        "romaji": "すべる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å regjere"
+      },
+      {
+        "word": "å styre",
+        "hints": ["et land"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "巡る",
+        "romaji": "めぐる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å reise rundt"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "剥く",
+        "romaji": "むく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å skrelle"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "誘う",
+        "romaji": "さそう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å invitere"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "茹でる",
+        "romaji": "ゆでる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å koke",
+        "hints": ["fullt vann"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "竿",
+        "romaji": "さお"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "en stolpe"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "防ぐ",
+        "romaji": "ふせぐ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å unngå"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "儲ける",
+        "romaji": "もうける"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å være lønnsomt"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "票",
+        "romaji": "ひょう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "en stemme",
+        "hints": ["valg"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "伝染する",
+        "romaji": "でんせんする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å være smittbart"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "破る",
+        "romaji": "やぶる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å rive i stykker"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "すっきりする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å føle seg refreshed"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "枯れ枝",
+        "romaji": "かれえだ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "død pinne"
+      },
+      {
+        "word": "død grein"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "なかなか"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "ganske"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "そろう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å være fullstendig"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "私立",
+        "romaji": "しりつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "privat",
+        "hints": ["firma"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "先端",
+        "romaji": "せんたん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "en ende"
+      },
+      {
+        "word": "tupp"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "刻む",
+        "romaji": "きざむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å kutte opp"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "縛る",
+        "romaji": "しばる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å knyte"
+      },
+      {
+        "word": "å stramme fast"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "盛る",
+        "romaji": "もる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å fylle opp"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "兼ねる",
+        "romaji": "かねる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "to serve as both",
+        "hints": ["multitask"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "湾",
+        "romaji": "わん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "bukt"
+      },
+      {
+        "word": "gulf"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "清潔",
+        "romaji": "せいけつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "renhet"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "郵送する",
+        "romaji": "ゆうそうする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å maile"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "劣る",
+        "romaji": "おとる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å være værre enn"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "既に",
+        "romaji": "すでに"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "allerede"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "紅葉",
+        "romaji": "こうよう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "bladenes høstfargeskift"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "妊娠",
+        "romaji": "にんしん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "graviditet"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "躓く",
+        "romaji": "つまずく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å stumpe"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "砕ける",
+        "romaji": "くだける"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å bli pulverisert"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "運良く",
+        "romaji": "うんよく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "heldigvis"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "褒美",
+        "romaji": "ほうび"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "premie"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "すると"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "i så fall,"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "母語",
+        "romaji": "ぼご"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "morsmål"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "溝",
+        "romaji": "みぞ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "vanngrøft"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "零点",
+        "romaji": "れいてん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "null poeng"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "彫る",
+        "romaji": "ほる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å gravere"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "似合う",
+        "romaji": "にあう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å kle",
+        "hints": ["noen"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "改めて",
+        "romaji": "あらためて"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "om igjen"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "線路",
+        "romaji": "せんろ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "jernbane"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "欠点",
+        "romaji": "けってん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "ulempe"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "レジ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "kassen",
+        "hints": ["i butikken"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "すっと"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "stille"
+      },
+      {
+        "word": "forsiktig"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "ズボン"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "bukser"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "イライラする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å irritere"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "劇的",
+        "romaji": "げきてき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "dramatisk"
+      }
+    ]
+  }
+]