diff --git a/json/yokutango_21.json b/json/yokutango_21.json
new file mode 100644
index 0000000..c69dbb6
--- /dev/null
+++ b/json/yokutango_21.json
@@ -0,0 +1,1014 @@
+[
+  {
+    "japanese": [
+      {
+        "word": "姉妹校",
+        "romaji": "しまいこう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "søsterskole"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "鉄板",
+        "romaji": "てっぱん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "metallplate"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "荷造りをする",
+        "romaji": "にづくりをする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å pakke"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "不機嫌",
+        "romaji": "ふきげん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "i dårlig humør"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "寄付",
+        "romaji": "きふ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "donasjon"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "参照する",
+        "romaji": "さんしょうする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å referere til"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "考古学",
+        "romaji": "こうこがく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "arkeologi"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "騒ぐ",
+        "romaji": "さわぐ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å bråke"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "名札",
+        "romaji": "なふだ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "navneplate"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "占める",
+        "romaji": "しめる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å okkupere"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "予期",
+        "romaji": "よき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "forventning"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "婿",
+        "romaji": "むこ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "brudgom"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "様子",
+        "romaji": "ようす"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "framstilling"
+      },
+      {
+        "word": "kondisjon"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "破壊",
+        "romaji": "はかい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "ødeleggelse"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "究極",
+        "romaji": "きゅうきょく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "ultimat"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "短剣",
+        "romaji": "たんけん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "dolk"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "資源",
+        "romaji": "しげん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "ressurser"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "味方",
+        "romaji": "みかた"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "alliert"
+      },
+      {
+        "word": "supporter"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "指示",
+        "romaji": "しじ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "instruksjoner"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "深まる",
+        "romaji": "ふかまる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å gjøre dypere"
+      },
+      {
+        "word": "å fordype"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "予算",
+        "romaji": "よさん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "budsjett"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "賃金",
+        "romaji": "ちんぎん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "lønn"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "貧乏",
+        "romaji": "びんぼう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "fattigdom"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "姿",
+        "romaji": "すがた"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "utseende"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "薄れる",
+        "romaji": "うすれる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å blekne"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "やがて"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "snart"
+      },
+      {
+        "word": "before long"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "お勧めする",
+        "romaji": "おすすめする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å anbefale"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "屈む",
+        "romaji": "かがむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å bøye seg ned"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "資格",
+        "romaji": "しかく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "kvalifisering"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "孤独",
+        "romaji": "こどく"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "ensomhet"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "騒ぎ",
+        "romaji": "さわぎ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "bråk"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "伴う",
+        "romaji": "ともなう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å ledsage"
+      },
+      {
+        "word": "å holde med selskap"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "鮮やか",
+        "romaji": "あざやか"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "fersk"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "部分的",
+        "romaji": "ぶぶんてき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "delvis"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "神聖",
+        "romaji": "しんせい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "hellig"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "封印",
+        "romaji": "ふういん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "forsegling"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "絶縁する",
+        "romaji": "ぜつえんする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å isolere seg fra"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "復興",
+        "romaji": "ふっこう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "rekonstruksjon"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "究明",
+        "romaji": "きゅうめい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "vitenskapelig undersøkelse"
+      },
+      {
+        "word": "forskning"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "孤立",
+        "romaji": "こりつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "isolasjon"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "退屈する",
+        "romaji": "たいくつする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å kjede seg"
+      },
+      {
+        "word": "å gå lei av"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "輝度",
+        "romaji": "きど"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "lysstyrke"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "芝居",
+        "romaji": "しばい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "skuespill"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "秀でる",
+        "romaji": "ひいでる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å utmerke seg"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "怪獣",
+        "romaji": "かいじゅう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "monster"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "噴き出す",
+        "romaji": "ふきだす"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å sprute ut"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "研ぐ",
+        "romaji": "とぐ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "å spisse"
+      },
+      {
+        "word": "å bryne"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "畑",
+        "romaji": "はたけ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "felt",
+        "hints": ["jordbruk", "karriere"]
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "真相",
+        "romaji": "しんそう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": "sannheten"
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "究める",
+        "romaji": "きわめる"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "相性",
+        "romaji": "あいしょう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "児童",
+        "romaji": "じどう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "校章",
+        "romaji": "こうしょう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "汽笛",
+        "romaji": "きてき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "悪筆",
+        "romaji": "あくひつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "階級",
+        "romaji": "かいきゅう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "刷る",
+        "romaji": "する"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "副本",
+        "romaji": "ふくほん"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "苦労",
+        "romaji": "くろう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "警笛",
+        "romaji": "けいてき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "一等",
+        "romaji": "いっとう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "騒がしい",
+        "romaji": "さわがしい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "相席",
+        "romaji": "あいせき"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "悪童",
+        "romaji": "あくどう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "加筆",
+        "romaji": "かひつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "疲労",
+        "romaji": "ひろう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "級友",
+        "romaji": "きゅうゆう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "河童",
+        "romaji": "かっぱ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "縮刷",
+        "romaji": "しゅくさつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "勇む",
+        "romaji": "いさむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "博愛",
+        "romaji": "はくあい"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "富む",
+        "romaji": "とむ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "学童",
+        "romaji": "がくどう"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "新卒",
+        "romaji": "しんそつ"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "完成する",
+        "romaji": "かんせいする"
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  },
+  {
+    "japanese": [
+      {
+        "word": "",
+        "romaji": ""
+      }
+    ],
+    "norwegian": [
+      {
+        "word": ""
+      }
+    ]
+  }
+]