{
  "abstract": "A second member has a through-portion penetrating toward a first member. An overlapped surface of the second member with the first member includes a recess. The recess is recessed so as to surround an entire periphery of the through-portion. The recess is provided with a sealing material. The sealing material closes a gap between overlapped surfaces of the first member and the second member.",
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    "FUJIWARA JUNJI",
    "NAKAGAWA TATSUYUKI"
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  "title": "Joint structure",
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