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沖縄、渡り鳥的生活
ネットワーク解析で見る沖縄の姿

川頭信之
@
nkawagashira
2014.2.3
ネットワーク解析



沖縄県の 41 の市区町村のデータを使用
2008 年の国勢調査データから 121 の社会要
因



要因間の相関係数でネットワークを表示



潜在的な要因を知るための betweenness
沖縄の経済ネットワーク図
沖縄の3つの世界


沖縄の2つの大きな世界
–
–



子育ての世界
学校中心の老人世界

上記2つの世界をつなぐ移住性生活者
–

渡り鳥的?
沖縄の子育ての世界

税金収入額

大人

子供
学校中心の老人世界
離婚した単身者は食
堂で働き、父親と住
む
老人

学校と教
師
学校を中心とした老人世界

沖縄では学校制度を中心とした
社会が形成されており、老人
や教師が中心的メンバーであ
る。
離婚した単身者は食堂で働いて
いる。失業の場合、父親と一
緒に住む可能性が高い。
渡り鳥的生活
出稼ぎ労働者
転出
転入

老人ホーム
生活者

公務員
人の出入りの激しい沖縄
転入、転出が多く、重要な要因となって
いる

出稼ぎ労働者も多い

公務員の数も経済的要因となっており、
国からの援助に頼っているのではない
か。

老人ホームの老人たちも増加しつつあ
り、問題となっている。

沖縄への政策提言








沖縄は転入と転出が多く、人的流動性の高い
生活スタイルとなっている。
人的流動性を活かし、シンガポールのように
人や物の流通のハブとなる政策が有効である
ように思う。
沖縄は新興国の中国と東南アジアの中心に位
置し、アジア経済のハブとしての地理的条件
も十分にある。
アジアの経済ハブとして、空港、港湾等整
備、税金の免除など政策が必要である。
参考


英語版ブログ記事
Okinawa, A Migratory Life Divided into Child-Caring
Fam ily and the Old
http://d.hatena.ne.jp/infoarchitect/20140127/p1

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沖縄、渡り鳥的生活からアジアの経済ハブへ