RWSLという飛行機用の光る踏切が羽田には未設置だったらしいね
その辺の論点に落ち着きそう
RE: https://p1.a9z.dev/notes/9nzy2yd04c
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ゆりは (yuriha@misskey-square.net)'s status on Tuesday, 02-Jan-2024 23:03:47 JST 
ゆりは
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