日本の河川 - TOML

[[items]]
code = "01"
slug = "shinano-river"
name = "信濃川"
description = "日本一長い河川で、長野県から新潟県を流れ日本海に注ぎます。"
basinAreaKm2 = 11900
lengthKm = 367
mouth = "日本海（新潟市）"
prefectures = "[\"長野県\",\"新潟県\"]"
ranking = 1
riverClass = "一級河川"
source = "甲武信ヶ岳（長野県）"

[[items]]
code = "02"
slug = "tone-river"
name = "利根川"
description = "流域面積日本一の河川で、関東平野を流れ太平洋に注ぎます。"
basinAreaKm2 = 16840
lengthKm = 322
mouth = "太平洋（銚子市）"
prefectures = "[\"群馬県\",\"栃木県\",\"埼玉県\",\"茨城県\",\"千葉県\",\"東京都\"]"
ranking = 2
riverClass = "一級河川"
source = "大水上山（群馬県）"

[[items]]
code = "03"
slug = "ishikari-river"
name = "石狩川"
description = "北海道最長の河川で、鮭漁で有名な河川です。"
basinAreaKm2 = 14330
lengthKm = 268
mouth = "日本海（石狩市）"
prefectures = "[\"北海道\"]"
ranking = 3
riverClass = "一級河川"
source = "石狩岳（北海道）"

[[items]]
code = "04"
slug = "teshio-river"
name = "天塩川"
description = "北海道2番目に長い河川で、カヌーの名所として知られています。"
basinAreaKm2 = 5590
lengthKm = 256
mouth = "日本海（天塩町）"
prefectures = "[\"北海道\"]"
ranking = 4
riverClass = "一級河川"
source = "天塩岳（北海道）"

[[items]]
code = "05"
slug = "kitakami-river"
name = "北上川"
description = "東北を代表する河川で、北上展勝地の桜並木が有名です。"
basinAreaKm2 = 10150
lengthKm = 249
mouth = "太平洋（石巻市）"
prefectures = "[\"岩手県\",\"宮城県\"]"
ranking = 5
riverClass = "一級河川"
source = "弓弭の泉（岩手県）"

[[items]]
code = "06"
slug = "abukuma-river"
name = "阿武隈川"
description = "福島県と宮城県を流れる河川で、阿武隈ライン舟下りなど観光名所があります。"
basinAreaKm2 = 5400
lengthKm = 239
mouth = "太平洋（仙台平野）"
prefectures = "[\"福島県\",\"宮城県\"]"
ranking = 6
riverClass = "一級河川"
source = "旭岳（福島県）"

[[items]]
code = "07"
slug = "mogami-river"
name = "最上川"
description = "山形県を流れる急流で、松尾芭蕉の俳句で知られる河川です。"
basinAreaKm2 = 7040
lengthKm = 229
mouth = "日本海（酒田市）"
prefectures = "[\"山形県\"]"
ranking = 7
riverClass = "一級河川"
source = "吾妻山（山形県）"

[[items]]
code = "08"
slug = "kiso-river"
name = "木曽川"
description = "長野県から三重県を流れ伊勢湾に注ぐ河川です。"
basinAreaKm2 = 9100
lengthKm = 229
mouth = "伊勢湾"
prefectures = "[\"長野県\",\"岐阜県\",\"愛知県\",\"三重県\"]"
ranking = 7
riverClass = "一級河川"
source = "鉢盛山（長野県）"

[[items]]
code = "09"
slug = "tenryu-river"
name = "天竜川"
description = "長野県、愛知県、静岡県を流れ遠州灘に注ぐ河川です。"
basinAreaKm2 = 5050
lengthKm = 213
mouth = "太平洋（遠州灘）"
prefectures = "[\"長野県\",\"愛知県\",\"静岡県\"]"
ranking = 9
riverClass = "一級河川"
source = "諏訪湖（長野県）"

[[items]]
code = "10"
slug = "aganogawa-river"
name = "阿賀野川"
description = "福島県と新潟県を流れ、深い山を縫うように流れる河川です。"
basinAreaKm2 = 7710
lengthKm = 210
mouth = "日本海（新潟市）"
prefectures = "[\"福島県\",\"新潟県\"]"
ranking = 10
riverClass = "一級河川"
source = "荒海山（福島県）"

[[items]]
code = "15"
slug = "fuji-river"
name = "富士川"
description = "日本三大急流の一つで、静岡県を流れる河川です。"
basinAreaKm2 = 3990
lengthKm = 128
mouth = "駿河湾"
prefectures = "[\"長野県\",\"山梨県\",\"静岡県\"]"
ranking = 15
riverClass = "一級河川"
source = "鋸岳（山梨県）"

[[items]]
code = "B7"
slug = "yodo-river"
name = "淀川"
description = "近畿圏の中心を流れる河川で、流域人口は西日本最大です。"
basinAreaKm2 = 8240
lengthKm = 75
mouth = "大阪湾"
prefectures = "[\"滋賀県\",\"京都府\",\"大阪府\",\"兵庫県\",\"奈良県\",\"三重県\"]"
ranking = ""
riverClass = "一級河川"
source = "琵琶湖（滋賀県）"