capport(Captive Portal関連) WG @IETF95報告会

*&5'ใࠂձ DBQQPSU8( .BZ ao Mariko Kobayashi Keio
Univ. SFC

ࣗݾ঺հ ²  BP ͓͋ rখྛᣈᣦࢠ େֶ࢛೥ੜ ଔ࿦ɾɾɾ ɹ,FJP6OJW4'$ ڧྗ8J'J͕ඈΜͰ͍Δ৿
ɹଜҪݚڀࣨ ೥ʙ 8*%& 8J'Jೝূʹؔ͢Δݚڀˠ$BQUJWF1PSUBM΁ͷڵຯ ²  ޷͖ͳ8(DBQQPSU ²  ؾʹͳΔ8(XFCQVTI PBVUI IPNFOFU SBEFYU ("/(*1ͳͲ ²  *&5'ྺ *&5'ԣ඿ *&5'SFNPUFQBSUJDJQBUJPO ۦ͚ग़͠Ͱ͢d ɾɾ d ɹ·ͩ·͓ͩษڧதɾɾɾ

ຊ೔ͷ͓඼ॻ͖ $BQUJWF1PSUBMͱ͸ʁDBQQPSU8(ͱ͸ʁ 1SPCMFN4UBUFNFOUʹ͍ͭͯͷઆ໌ $0.$"45Ͱͷ$BQUJWF1PSUBMӡ༻࿩ "HFOEB֎Ͱ׆ൃͩͬͨٞ࿦ 1 2 3 4
)PUTQPU )551)5514 Ϣʔβʔࢹ఺ʹؔ͢Δٞ࿦

What’s capport??

$BQUJWF1PSUBMͱ͸ ۭߓ΍ϗςϧͷ8J'Jʹͭͳ͍ͩ࣌ʹ Α͘ݟΔΞϊٕज़

$BQUJWF1PSUBMͷ࢓૊Έ Ϣʔβʔ͕Πϯλʔωοτʹ઀ଓ͢Δલʹಛఆͷ 8FCϖʔδʹඈ͹͞ΕΔ ೝূϖʔδ ϙϦγʔಉҙϖʔδFUD

Why capport??

$BQUJWF1PSUBMͷ໾ׂ •  ೝূೝՄ͢ΔલʹVTFSDSFEFOUJBMͱΔ •  ՝ۚωοτϫʔΫ࢖༻ʹ͋ͨΔ՝ۚ •  ৘ใ஫ҙɺಉҙɺ޿ࠂɺϓϩόΠμʔ৘ใ •  ௨஌Ϣʔβʔͷεςʔλε΍Ξϥʔτ<3'$>
8FCϒϥ΢βΛ༻͍ΔϝϦοτ ü  ඞཁʹԠͯ͡ωοτϫʔΫΛϢʔβʔͷΠϯλʔϑΣʔε΍ 69ʹ߹ΘͤΔ͜ͱ͕ՄೳʹͳΔ ü  ՝ۚ΍޿ࠂɺೝূ౳༷ʑͳαʔϏεΛҰຊԽͰ͖Δ

So What’s capport WG?

capport WG u 4JODF*&5'#P'$"1UJWF1035BMJOUFSBDUJPO $"11035 u $IBJS8BSSFO,VNBSJ (PPHMF .BSUJO5IPNTPO .P[JMMB
u ࢀՃऀͷओͳॴଐ)VBXFJ DJTDP (PPHMF BLBNBJ DPNDBTU .JDSPTPGU .P[JMMB "55 0SBOHF "QQMF FUD u ϝʔϦε݄ʹճβϫβϫ͢Δ͘Β͍ ˠࢼ͠ʹೖͬͯΈ·͠ΐ͏J u 3FDFOU%SBGUESBGUOPUUJOHIBNDBQQPSUQSPCMFN IUUQTEBUBUSBDLFSJFUGPSHEPDESBGUOPUUJOHIBNDBQQPSUQSPCMFN CZ.BSL/PUUJOHIBN "LBNBJ

΍Ζ͏ͱ͍ͯ͠Δ͜ͱ •  $BQUJWF1PSUBMͷఆٛΛ͠Α͏ 8IBU`T 8IZ •  $BQUJWF1PSUBM࢈ۀքʹ͓͚ΔαʔϕΠ •  ৽͍͠DBQQPSUͷϓϩτίϧΛσβΠϯɺ
3'$ΛQVCMJTI͠Α͏

ࠓޙఆ͍߲ٛͨ͠໨ 'SPNUIF$IBSUFS ü  Allow endpoints to discover that they are
in this sort of limited environment ü  Provide a URL to interact with the Captive Portal ü  Allow endpoints to learn about the parameters of their confinement ü  Interact with the Captive Portal to obtain information such as status and remaining access time ü  (Optional) Advertise a service whereby devices can enable or disable access to the Internet without human interaction

DBQQPSU8("HFOEB $BQUJWF1PSUBMͱ͸ʁDBQQPSU8(ͱ͸ʁ 1SPCMFN4UBUFNFOUʹ͍ͭͯઆ໌ $0.$"45Ͱͷ$BQUJWF1PSUBMӡ༻࿩ ΦʔϓϯϚΠΫɾ·ͱΊ 1 2 3 4
)PUTQPU )551౳ʹؔ͢Δٞ࿦

Captive Portal Problem Statement

$BQUJWF1PSUBMͷ໰୊఺⁞ p  'BMTF/FHBUJWFT QPQVQXJOEPXͰͯ͜ͳ͍ DBDIFʮDBQUJWF͡Όͳ͍Αʯ ͕᷷ΔͱࢥͬͨΒ͕᷷Βͳ͍ ɹIUUQTEJTDVTTJPOTBQQMFDPNUISFBE p  -POHFWJUZ
ɹλΠϜΞ΢τˠ܁Γฦ͠ϩάΠϯ͢Δඞཁ͋Γ ʮ࡞ۀதʹΠϥΠϥʯ ɹIUUQTDPNNVOJUZBFSPIJWFDPNBFSPIJWFUPQJDTJPT@@DBQUJWF@QPSUBM@JTTVFT p  *OUFSPQFSBCJMJUZ*TTVF ɹɹ04΍ϒϥ΢βʹґଘ ɹʮDBQQPSUมͳಈ࡞͕ى͜Δ͜ͱ͕ʯ

$BQUJWF1PSUBMͷ໰୊఺  p  $POGVTJPO ɹதؒऀ߈ܸˠϢʔβʔɾ؅ཧऀࠞཚ FH QPSUBMͷ5-4DFSUJpDBUJPO͕ϦΫΤετઌͱҰக͠ͳ͍ p  %/4%/44&$
ɹϙʔλϧِ͕ͷ%/4ύέοτΛड͚औͬͨ࣌ɺ %/4SFTPMWFS%/44&$SFTPMWFSڰΘ͢ p  5-4JOUFSDFQUJPO ূ໌ॻΤϥʔϝοηʔδ ˠϢʔβʔʹ͜ͷΑ͏ͳΤϥʔϝοηʔδ ɹʹର͠<PL>ΛΫϦοΫͤͯ͞͠·͏ ɹѱ͍श׳Λ͚ͭͯ͠·͏

$BQUJWF1PSUBMͷ໰୊఺⁠ p 6OFYQFDUFE$POpHVSBUJPO Ϣʔβʔͷઃఆ͕૝ఆ֎ͷ࣌ ɹɹˠDBQQPSUಈ͔ͳ͍࣌͋Γ ɹʢݻఆ*1ɾΧελϜ%/4αʔόʔɾ)551ϓϩΩγ౳ʣ p 4UFBMJOH"DDFTT DBQQPSU͸Ϣʔβʔͷ."$ΞυϨεͱඥ෇͍͍ͯΔ
ɹˠ߈ܸऀೝূࡁΈΫϥΠΞϯτʹͳΓ͢·͢͜ͱ͕Մೳ ΦʔϓϯͳωοτϫʔΫͷΈ ղܾࡦηΩϡΞͳωοτϫʔΫʁ ɹɹˠηΩϡφͳωοτϫʔΫେ఍ෳࡶ ˠ͔͠͠DBQQPSUෳࡶͳωοτϫʔΫۤख

$BQUJWF1PSUBMͷ໰୊఺⁡ p /PO#SPXTFS$MJFOUT *P5༷ʑͳσόΠεొ৔ ɹը໘ͷͳ͍σόΠε ɹˠϒϥ΢β։͚ͳ͍ ˠDBQQPSU࢖͑ͳ͍ p $POOFDUJWJUZ*OUFSSVQUJPO 8J'JɾDFMMVMBS౳ͷ༷ʑͳωοτϫʔΫΠϯλʔϑΣʔ εΛ࣋ͭσόΠεͷ৔߹
DBQQPSUͷ৚݅Λຬͨ͢·ͰωοτϫʔΫͷ઀ଓ͕ ࣦΘΕΔՄೳੑ͋Γ

$BQUJWF1PSUBM%FUFDUJPOͱ͸ •  ॏཁ౓ͷߴ͍໰୊ •  04͕DBQQPSUΛݕग़ DBQQPSUʹΑΔωΨςΟϒͳӨڹΛ࠷খݶʹ͢ΔͨΊ FY"QQMFͷ$BQUUJWF1PSUBM"TTJTUBOU IUUQDBQUJWFBQQMFDPNIPUTQPUEFUFDUIUNM
ˠ͔͜͠͠Ε͕ผͷ໰୊΋Ҿ͖ىͯ͜͠͠·͏ <HTML><HEAD><TITLE>Success</TITLE></ HEAD><BODY>Success</BODY></HTML>

ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺⁞ p 'BMTF1PTJUJWFT 8FCϒϥ΢βΛ࢖Θͳ͍ωοτϫʔΫ΋͋Δ ΞΫηεʹ71/ඞཁ $BQUJWF/FUXPSL"TTJTOUBOU ɹɹ .BD049-JPO $BQUJWF1PSUBM%FUFDUJPO͸)551ґଘ ɹɹˠͦ΋ͦ΋ແҙຯ
ɹɹ)551Ҏ֎ͰΞΫηεͯ͠΋ແҙຯ ɹɹ͕᷷Βͳ͍ͱࢥͬͨΒܨ͕ͬͨ

ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺  p /PO*OUFSOFU/FUXPSLT ɹࣾ಺ωοτϫʔΫͷΑ͏ʹ֎ʹग़Δ͜ͱͷͰ͖ͳ͍ ɹඇΠϯλʔωοτωοτϫʔΫͷ৔߹ ɹσόΠε͕DBQQPSUͷೝূΛ௨ͬͨ͜ͱΛ஌Δज़ͳ͠ ɹˠΠϯλʔωοτʹ઀ଓͰ͖ͳ͍··

ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺⁠ p 4BOECPYJOH 04͕DBQQPSUݕग़ˠαϯυϘοΫεԽ 69ଛͳΘΕΔ "1*੍ݶ౳ ۩ମతʹ͸ QPQPVQXJOEPX࢖͑ͳ͍
DPPLJFར༻Ͱ͖ͳ͍ͨΊ

Captive Portal in COMCAST

Dapport in COMCAST झࢫ࣮ࡍʹ$BQUJWF1PSUBMӡ༻͍ͯ͠Δਓ ɹɹɹ ΦϖϨʔλʔ ͷҙݟ΍ࣄྫΛ͖͜͏ʂ •  $0.$"45Ͱ͸ ɹແઢ-"/ͷೝূͷͨΊ
ɹϒϥ΢β্ͰϢʔβʔʹαʔϏε ɹʹؔ͢Δ௨஌ɾܯࠂΛ͢ΔͨΊ

఻౷తͳ$BQUJWF1PSUBMͷྫ ྫ •  αʔϏεΞΫςΟϕʔγϣϯ •  ແ՝ۚ •  ෆਖ਼࢖༻ • 
8J'JϩʔϛϯάΞΫςΟϕʔγϣϯ •  8J'JEBZQBTT ΰʔϧ ü  ༗ઢແઢؔ܎ͳ͘ಈ͘͜ͱ ü  ͲΜͳϒϥ΢βͰ͋ͬͯ΋ಈ͘͜ͱ 1$NPCJMFUBCMFU

Non-Service-‐‑‒Interrupting Notificationの例例 ྫ •  Ϛϧ΢ΣΞͷΞϥʔτ •  %1&Ξϥʔτ •  $"4Ξϥʔτ
•  ੥ٻΞϥʔτ ΋͠Χ݄͓ۚ෷͍ͬͯͳ͍৔߹ ˠDBQQPSU͕ܯࠂʮ͋ͳͨ͸Χ݄ະ෷͍Ͱ͢ʯ ΰʔϧ ü  ϒϥ΢βͷͳ͍σόΠεΛࠞཚͤ͞ͳ͍ ü  DBQQPSUࣗ਎͕ͳΔ΂͘अຐʹͳΒͳ͍

$0.$"45ٞ࿦ p  ΦϓτΠϯΦϓτΞ΢τ ɹ ユーザーが携帯番号/メールを⼊入⼒力力しない形で
ユーザーにコンタクトする術必要では？ *1CBTFEͳղܾࡦඞཁʁ p  044ͷ$BQUJWF1PSUBM ϝϯς͕͞Ε͓ͯΒͣɺ࢖͏ଆɾϢʔβʔʹͱͬͯෆ҆ ɹ FY$PPWB$IJMMJ'PVOEFS͕(PPHMFʹస৬͔ͯ͠Β ϝϯς͕͓Ζ͔ͦʹʜ ˠϝϯςφϯεେࣄ p  $BQUJWF1PSUBMͷఆٛ޿͍ɺͲ͏ܾΊ͍ͯ͘ͷ͔ʁ p  ༷ʑͳσόΠεɾιϑτ΢ΣΞΫϥΠΞϯτ্Ͱಈ͔͢ ɹϒϥ΢β࢖͑ͳ͍σόΠεʹ΋)551ϕʔεʹݶΔͷͰ͸ͳ͘

Highlight Discussion

ٞ࿦⁞)PUTQPU p )PUTQPU͕ੈքͷDBQQPSUͷ໰୊Λղܾ Ͱ͖ͳ͍ݱঢ় ˠ8IZ ɹ)PXʁ ɹɹ໰୊OPOTFSWJDFJOUFSSVQUJOHNFTTBHJOH ɹ)5518( 8J'*ΞϥΠΞϯε΍࢈ۀάϧʔϓ ɹ౳ͱڠྗ͍ͯ͘͠΂͖
ɹlDPPSQFSBUJOHzڠྗ ɹٞ࿦தԿճ΋܁Γฦ͞Εͨݴ༿

ٞ࿦ )551)5514 p DBQQPSUͷΦϖϨʔλʔୡڠྗ͕͍ͨͬͯ͠Δ ˠ΋͠4JHOJOͷϝΧχζϜΛ໌֬ʹͰ͖Ε͹)5514 ɹɹΛ๦֐͢Δඞཁͳ͘ͳΔ ɹ ༨ஊɿ)5518FCϖʔδͩΜͩΜͳ͘ͳ͖͍ͬͯͯΔ ˠ)551ΛDBQQPSUͷEFUFDUJPOϓϩτίϧʹͨ͠Βʁ ɹɹҰಉʮসʯ

ٞ࿦⁠Ϣʔβʔࢹ఺ p DBQQPSUͰͷϝʔϧΞυϨεೖྗʹ͍ͭͯ ü ϝʔϧϘοΫεʹϝοηʔδɾ޿ࠂ͘Δͷ΍ͩ ü  Ϣʔβʔ͕๬·ͳ͍΋ͷ͸ݟͤͳ͍ DBQQPSU΍޿ࠂΛݟͯ΋ؾʹͳΒͳ͍Α͏ͳόϥϯε˕ ˠϢʔβʔʹͳΜΒ͔ͷΠϯηϯςΟϒ͕͋Ε͹ ɹϝʔϧΞυϨεೖΕͯ΋͍͍ʁ޿ࠂݟͯ΋͍͍ʁ

ৼΓฦΓ p  ͸͡Ίͯͷຊ֨తͳϛʔςΟϯά ˠશମతʹख୳Γɺ·ͣʮ$BQUJWF1PSUBMʯͱ͸Կ͔ʁ ɹͱ͍͏આ໌͕ஸೡʹѻΘΕ͍ͯͨҹ৅ ˠٞ࿦͕׆ൃΈΜͳٙ໰΍໰୊఺ଟ͘ײ͍ͯ͡Δݱঢ় ˠࠓճ͸ݱঢ়ͷ໰୊఺ڍ͛Δ͚ͩɺͱ͍͏ҹ৅͕ڧ͍
p  ϕϯμʔ͚ͩͰͳ͘ɺϗςϧͰ$BQUJWF1PSUBMӡ༻͍ͯ͠Δ ਓ΋ࢀՃ ˠͪΐͬͱ௝͍͠ʁ ʹ$BQUJWF1PSUBM͸ਓʑͷੜ׆ͱີ઀ʹؔΘΔ΋ͷͰ͋Δ

ThanksJ ao[at]sfc.wide.ad.jp

capport(Captive Portal関連) WG @IETF95報告会

capport(Captive Portal関連) WG @IETF95報告会

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*&5'ใࠂձ DBQQPSU8( .BZ ao Mariko Kobayashi Keio

ࣗݾ঺հ ²  BP ͓͋ rখྛᣈᣦࢠ େֶ࢛೥ੜ ଔ࿦ɾɾɾ ɹ,FJP6OJW4'$ ڧྗ8J'J͕ඈΜͰ͍Δ৿

ຊ೔ͷ͓඼ॻ͖ $BQUJWF1PSUBMͱ͸ʁDBQQPSU8(ͱ͸ʁ 1SPCMFN4UBUFNFOUʹ͍ͭͯͷઆ໌ $0.$"45Ͱͷ$BQUJWF1PSUBMӡ༻࿩ "HFOEB֎Ͱ׆ൃͩͬͨٞ࿦ 1 2 3 4

What’s capport??

$BQUJWF1PSUBMͱ͸ ۭߓ΍ϗςϧͷ8J'Jʹͭͳ͍ͩ࣌ʹ Α͘ݟΔΞϊٕज़

$BQUJWF1PSUBMͷ࢓૊Έ Ϣʔβʔ͕Πϯλʔωοτʹ઀ଓ͢Δલʹಛఆͷ 8FCϖʔδʹඈ͹͞ΕΔ ೝূϖʔδ ϙϦγʔಉҙϖʔδFUD

Why capport??

$BQUJWF1PSUBMͷ໾ׂ •  ೝূೝՄ͢ΔલʹVTFSDSFEFOUJBMͱΔ •  ՝ۚωοτϫʔΫ࢖༻ʹ͋ͨΔ՝ۚ •  ৘ใ஫ҙɺಉҙɺ޿ࠂɺϓϩόΠμʔ৘ใ •  ௨஌Ϣʔβʔͷεςʔλε΍Ξϥʔτ<3'$>

So What’s capport WG?

capport WG u 4JODF*&5'#P'$"1UJWF1035BMJOUFSBDUJPO $"11035 u $IBJS8BSSFO,VNBSJ (PPHMF .BSUJO5IPNTPO .P[JMMB

΍Ζ͏ͱ͍ͯ͠Δ͜ͱ •  $BQUJWF1PSUBMͷఆٛΛ͠Α͏ 8IBU`T 8IZ •  $BQUJWF1PSUBM࢈ۀքʹ͓͚ΔαʔϕΠ •  ৽͍͠DBQQPSUͷϓϩτίϧΛσβΠϯɺ

ࠓޙఆ͍߲ٛͨ͠໨ 'SPNUIF$IBSUFS ü  Allow endpoints to discover that they are

DBQQPSU8("HFOEB $BQUJWF1PSUBMͱ͸ʁDBQQPSU8(ͱ͸ʁ 1SPCMFN4UBUFNFOUʹ͍ͭͯઆ໌ $0.$"45Ͱͷ$BQUJWF1PSUBMӡ༻࿩ ΦʔϓϯϚΠΫɾ·ͱΊ 1 2 3 4

Captive Portal Problem Statement

$BQUJWF1PSUBMͷ໰୊఺⁞ p  'BMTF/FHBUJWFT QPQVQXJOEPXͰͯ͜ͳ͍ DBDIFʮDBQUJWF͡Όͳ͍Αʯ ͕᷷ΔͱࢥͬͨΒ͕᷷Βͳ͍ ɹIUUQTEJTDVTTJPOTBQQMFDPNUISFBE p  -POHFWJUZ

$BQUJWF1PSUBMͷ໰୊఺  p  $POGVTJPO ɹதؒऀ߈ܸˠϢʔβʔɾ؅ཧऀࠞཚ FH QPSUBMͷ5-4DFSUJpDBUJPO͕ϦΫΤετઌͱҰக͠ͳ͍ p  %/4%/44&$

$BQUJWF1PSUBMͷ໰୊఺⁠ p 6OFYQFDUFE$POpHVSBUJPO Ϣʔβʔͷઃఆ͕૝ఆ֎ͷ࣌ ɹɹˠDBQQPSUಈ͔ͳ͍࣌͋Γ ɹʢݻఆ*1ɾΧελϜ%/4αʔόʔɾ)551ϓϩΩγ౳ʣ p 4UFBMJOH"DDFTT DBQQPSU͸Ϣʔβʔͷ."$ΞυϨεͱඥ෇͍͍ͯΔ

$BQUJWF1PSUBMͷ໰୊఺⁡ p /PO#SPXTFS$MJFOUT P5༷ʑͳσόΠεొ৔ ɹը໘ͷͳ͍σόΠε ɹˠϒϥ΢β։͚ͳ͍ ˠDBQQPSU࢖͑ͳ͍ p $POOFDUJWJUZOUFSSVQUJPO 8J'JɾDFMMVMBS౳ͷ༷ʑͳωοτϫʔΫΠϯλʔϑΣʔ εΛ࣋ͭσόΠεͷ৔߹

$BQUJWF1PSUBM%FUFDUJPOͱ͸ •  ॏཁ౓ͷߴ͍໰୊ •  04͕DBQQPSUΛݕग़ DBQQPSUʹΑΔωΨςΟϒͳӨڹΛ࠷খݶʹ͢ΔͨΊ FY"QQMFͷ$BQUUJWF1PSUBM"TTJTUBOU IUUQDBQUJWFBQQMFDPNIPUTQPUEFUFDUIUNM

ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺⁞ p 'BMTF1PTJUJWFT 8FCϒϥ΢βΛ࢖Θͳ͍ωοτϫʔΫ΋͋Δ ΞΫηεʹ71/ඞཁ $BQUJWF/FUXPSL"TTJTOUBOU ɹɹ .BD049-JPO $BQUJWF1PSUBM%FUFDUJPO͸)551ґଘ ɹɹˠͦ΋ͦ΋ແҙຯ

ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺  p /PO*OUFSOFU/FUXPSLT ɹࣾ಺ωοτϫʔΫͷΑ͏ʹ֎ʹग़Δ͜ͱͷͰ͖ͳ͍ ɹඇΠϯλʔωοτωοτϫʔΫͷ৔߹ ɹσόΠε͕DBQQPSUͷೝূΛ௨ͬͨ͜ͱΛ஌Δज़ͳ͠ ɹˠΠϯλʔωοτʹ઀ଓͰ͖ͳ͍··

ɹɹ$BQUJWF1PSUBM%FUFDUJPOͷ໰୊఺⁠ p 4BOECPYJOH 04͕DBQQPSUݕग़ˠαϯυϘοΫεԽ 69ଛͳΘΕΔ "1*੍ݶ౳ ۩ମతʹ͸ QPQPVQXJOEPX࢖͑ͳ͍

Captive Portal in COMCAST

Dapport in COMCAST झࢫ࣮ࡍʹ$BQUJWF1PSUBMӡ༻͍ͯ͠Δਓ ɹɹɹ ΦϖϨʔλʔ ͷҙݟ΍ࣄྫΛ͖͜͏ʂ •  $0.$"45Ͱ͸ ɹແઢ-"/ͷೝূͷͨΊ

఻౷తͳ$BQUJWF1PSUBMͷྫ ྫ •  αʔϏεΞΫςΟϕʔγϣϯ •  ແ՝ۚ •  ෆਖ਼࢖༻ •

Non-Service-‐‑‒Interrupting Notificationの例例 ྫ •  Ϛϧ΢ΣΞͷΞϥʔτ •  %1&Ξϥʔτ •  $"4Ξϥʔτ

$0.$"45ٞ࿦ p  ΦϓτΠϯΦϓτΞ΢τ ɹ ユーザーが携帯番号/メールを⼊入⼒力力しない形で

Highlight Discussion

ٞ࿦⁞)PUTQPU p )PUTQPU͕ੈքͷDBQQPSUͷ໰୊Λղܾ Ͱ͖ͳ͍ݱঢ় ˠ8IZ ɹ)PXʁ ɹɹ໰୊OPOTFSWJDFJOUFSSVQUJOHNFTTBHJOH ɹ)5518( 8J'*ΞϥΠΞϯε΍࢈ۀάϧʔϓ ɹ౳ͱڠྗ͍ͯ͘͠΂͖

ٞ࿦ )551)5514 p DBQQPSUͷΦϖϨʔλʔୡڠྗ͕͍ͨͬͯ͠Δ ˠ΋͠4JHOJOͷϝΧχζϜΛ໌֬ʹͰ͖Ε͹)5514 ɹɹΛ๦֐͢Δඞཁͳ͘ͳΔ ɹ ༨ஊɿ)5518FCϖʔδͩΜͩΜͳ͘ͳ͖͍ͬͯͯΔ ˠ)551ΛDBQQPSUͷEFUFDUJPOϓϩτίϧʹͨ͠Βʁ ɹɹҰಉʮসʯ

ৼΓฦΓ p  ͸͡Ίͯͷຊ֨తͳϛʔςΟϯά ˠશମతʹख୳Γɺ·ͣʮ$BQUJWF1PSUBMʯͱ͸Կ͔ʁ ɹͱ͍͏આ໌͕ஸೡʹѻΘΕ͍ͯͨҹ৅ ˠٞ࿦͕׆ൃΈΜͳٙ໰΍໰୊఺ଟ͘ײ͍ͯ͡Δݱঢ় ˠࠓճ͸ݱঢ়ͷ໰୊఺ڍ͛Δ͚ͩɺͱ͍͏ҹ৅͕ڧ͍

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