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モダンWebシステム開発
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Naoya Ito
April 21, 2015
Technology
20k
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モダンWebシステム開発
Qcon Tokyo2015 での発表スライド
Naoya Ito
April 21, 2015
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Transcript
Ϟμϯ8FCγεςϜ։ൃ /BPZB*UP ,BJ[FO1MBUGPSN *OD 2$PO50,:0
,BJ[FO1MBUGPSN͔Βདྷ·ͨ͠
ຊۀᲔ৫ϚωδϝϯτͰ͢ ϚΠφϏͰϚωδϝϯ τஊٛ࿈ࡌத
ຊͷͷྲྀΕ • ࡢࠓݸਓతʹؾʹͳͬͨΞʔΩςΫνϟɾ ύϥμΠϜ • ͦΕΒ֓؍ΛݟͭͭʮϞμϯ8FCγες ϜʯͷΛߟ ڞ௨ͨ͠Կ͔͕ݟ͍ͩͤ Δ͔ɺ൱͔
Ϟμϯʮεέʔϥϒϧʯͷཁ • ΫϥυωΠςΟϒ – յΕ͘͢ɺ'BJMVSF͘͢͠ɺԣʹεέʔ ϧ
Πϯϑϥ • *OGSBTUSVDUVSFBT$PEF – $IFG "OTJCMF • *NNVUBCMF*OGSBTUSVDUVSF • ίϯςφܕΫϥυ
– %PDLFS • એݴతͳγεςϜཧπʔϧ – 5FSSBGPSN 3PBEXPSLFS
ΞϓϦέʔγϣϯ • .JDSPTFSWJDFT • 3FBDU • 'VODUJPOBM3FBDUJWF1SPHSBNNJOH
݁ͱͯ͠Կ͕ݴ͍͍͔ͨ • ࡢࠓͷΞʔΩςΫνϟύϥμΠϜͷഎޙʹ͋ ΔςʔϚʮঢ়ଶʯʮґଘؔʯͱͲ͏ઓ͏ ͔ ͕ɺଟ͍ • ྑ͍ύϥμΠϜɺΞʔΩςΫνϟͦ͜ʹճ Λ͍࣋ͬͯΔ
Ϟμϯͱ͍͏͔ɺܭࢉػ ͷྺ࢙͕ͣͬͱͦ͏͍͏ ͷ͔
*OGSBTUSVDUVSFBT$PEF
*OGSBTUSVDUVSFBT$PEF • ϓϩϏδϣχϯάϑϨʔϜϫʔΫ – $IFG – 1VQQFU – "OTJCMF
αʔόʔͷʮঢ়ଶʯ ґଘؔ • ͋Δೲ͞Εͨ3BJMTαʔόʔ – 9݄9ʹ%/4ΩϟογϡΛઃఆͨ͠ – :݄:ʹϓϩηεΛνϡʔχϯάͨ͠ –
;݄;ʹSVCZͷόʔδϣϯΛ্͛ͨ – ŋŋŋ ͍Ζ͍Ζ܁Γฦ͠ • ͜ͷαʔόʔʹৼΓʹΞϓϦΛσϓϩΠ – Ռͨͯ͠σϓϩΠਖ਼͘͠ऴΘΔͷ͔
$IFG αʔόʔͷ͋Δ͖ঢ়ଶ Λએݴతʹهड़͢Δ
ঢ়ଶ͕ίʔυʹͳΕ͋Δ͖ঢ়ଶ ͷऩଋࣗಈԽͰ͖Δ
ঢ়ଶΛهड़͢Δ • ϓϩϏδϣχϯά'8ΛͲ͏ݟΔ͔ – ηοτΞοϓͷࣗಈԽ ŋŋŋ͜Εݶఆత – ຊ࣭ŋŋŋঢ়ଶͷ એݴతͳ هड़ ͦΕ·Ͱهड़͞Ε͍ͯͳ ͍͕ͨΊʹϓϩάϥϜ͔
ΒऔΓѻ͏͜ͱ͕Ͱ͖ͳ ͔ͬͨͷ
Ͳ͔ͬͰݟͨͧ • #VOEMFS – εΫϦϓτݴޠʹ͓͚ΔϥΠϒϥϦͷґଘؔ ͋Δ͋Δ
#VOEMFSҎલ • HFNJOTUBMMGPPCBS – άϩʔόϧͳྖҬʹΠϯετʔϧ – ΞϓϦέʔγϣϯͷಈ࡞ʹඞཁͳHFN͕Կ ͔໌ࣔతʹ͔Βͳ͍ – HFN͕૿͑Δ㱺ϑΝΠϧγεςϜΛίϐʔ ͢ΔҎ֎ͷํ๏ͰڥΛ࠶ݱ͢Δͷ͕ࠔʹ
#VOEMFS
#VOEMFSޙ • ঢ়ଶͷ એݴతͳ هड़ – ඞཁͳHFNΛ(FNpMFʹએݴ – ಉ͡ߏΛ࠶ݱՄೳʹ • ϕετϓϥΫςΟε – /PEFͷOQN
1FSMͷDQBOpMF
ͱ͍ɺ*OGSBTUSVDUVSFBT$PEF • ͜Ε·Ͱҙࣝ͞Εͯ͜ͳ͔ͬͨʮঢ়ଶʯʮґଘؔʯ Λهड़͢Δ • ႈੑ ͖ͱ͏ੑ – ͋Δૢ࡞Λճߦͬͯෳճߦͬͯ݁Ռ͕ಉ͡Ͱ͋Δ͜
ͱ 8JLJQFEJB – ಉ͡ߏͷϊʔυΛ͍ͭͰ࠶ੜ࢈Ͱ͖Δ ݁ՌɺյΕ͘͢ɺԣʹ εέʔϧ͢Δڥʹద߹
αʔόʔཧNFFUT(JU • αʔόʔͷঢ়ଶ͕ͯ͢ίʔυͰهड़Ͱ͖ ͨͳΒɺ(JUͰཧ͢Εྑ͍
ΠϯϑϥNFFUT(JUIVC ΠϯϑϥQVMMSFRVFTUɺίʔυϨϏϡʔ
ΠϯϑϥΛςετŋŋŋ4FSWFSTQFD
NBTUFSʹมߋ QVMMSFRVFTU͕ NFSHF͞ΕΔ $JSDMF$*͕ͦΕ Λݕͯ͠ɺίʔυ Λ(JU)VC͔Βऔಘ &$ʹରͯ͠ $JSDMF$*͔Β$IFG
ద༻ มߋ͕ө͞Ε Δ Πϯϑϥ$*ΛىʹσϦόϦʔ
3PBEXPSLFS hosted_zone "winebarrel.jp." do rrset "winebarrel.jp.", "A" do
ttl 300 resource_records( "127.0.0.1", "127.0.0.2" ) end rrset "winebarrel.jp.", "MX" do ttl 300 resource_records( "10 mx.winebarrel.jp", "10 mx2.winebarrel.jp" ) end end $ roadwork -‐-‐apply %/4ϨίʔυΛએݴతʹ هड़
5FSSBGPSN resource "aws_instance" "dev001_foobar_net" { ami
= "ami-‐xxxxxxxx" instance_type = "t2.micro" key_name = "xxxxxxxxxxxxxxxx" security_groups = ["sg-‐xxxxxxxx"] subnet_id = "subnet-‐xxxxxxxx" tags { Name = "dev001.foobar.net" Role = "common" Service = "operator" Env = "dev" } } $ terraform apply Πϯϑϥ Πϯελϯε ωοτϫʔΫ ߏΛએݴ తʹهड़
NBTUFSʹมߋ QVMMSFRVFTU͕ NFSHF͞ΕΔ $JSDMF$*͕ͦΕ Λݕͯ͠ɺίʔυ Λ(JU)VC͔Βऔಘ "84ʹରͯ͠ $JSDMF$*͔Β
SPBEXPSLFS UFSSBGPSNΛద༻ มߋ͕ө͞Ε Δ (JU)VCͰཧ͠$*Ͱద༻
એݴతͳγεςϜཧπʔϧ • 5FSSBGPSN3PBEXPSLFSŋŋŋϓϩϏδϣ χϯά'8ͱൃಉ͡ – ঢ়ଶΛએݴతʹهड़ – ݁ՌɺϓϩάϥϚϒϧ͔ͭಉҰͷϫʔΫϑϩʔʹ
ঢ়ଶΛ͏·͘ѻ͏ • ঢ়ଶΛ͏·͘ѻ͏ͱ༷ʑͳԸܙ – ࠶ݱՄೳੑ ϙʔλϏϦςΟ – ςελϏϦςΟ – Ϋϥυͷద߹ – ΑΓϓϩάϥϚϒϧʹ ͬ͘͟Γݴ͏ͱ
ʮεέʔϥϒϧʯ
*NNVUBCMF *OGSBTUSVDUVSF
ঢ়ଶΛཧ͠ͳ͍ • ϓϩϏδϣχϯά'8ঢ়ଶΛదʹهड़͢Δ ͜ͱΛࢦͨ͠ – ·ͣ·͢ޭͨ͠ • ͦͦঢ়ଶΛཧ͠ͳ͍ͱ͍͏ߟ͑ํͳ͍ ͷ͔
– 㱺*NNVUBCMF
*NNVUBCMF*OGSBTUSVDUVSF • %JTQPTBCMF$PNQPOFOUT • ෆมͳɺঢ়ଶΛ࣋ͨͳ͍ɺഇغՄೳͳ
*NNVUBCMFͱ͍͏ߟ͑ํ • ϓϩάϥϛϯάͰѻΘΕΔ֓೦ – ʮ*NNVUBCMFͳσʔλߏʯ – جຊతʹ ྑ͍࡞๏ ؔܕϓϩάϥϛϯά ʹ͓͚Δࢀরಁ໌ʹ ܨ͕Δߟ͑ํ
#MVF(SFFO%FQMPZNFOU
)FSPLV )FSPLVHJUQVTI͢Δຖɺ৽͍͠ڥ ίϯςφ Λ࡞Γɺݹ͍ڥΛغͯΔ
5SBWJT$* 5SBWJT$*ςετΛ࣮ߦ͢ΔͨͼɺίϯςφΛ࡞ΓऴΘͬͨΒغͯΔ
*NNVUBCMFΛ੍ʹ • มߋŋŋŋغͯͯ৽͍͠ͷΛ༻ҙ͢Δ – ݁ՌతʹɺΑΓغͯ͘͢ɺΑΓ࠶ݱ͢͠ ͍γεςϜʹ յΕ͘͢ɺԣʹεέʔ ϧ͢ΔڥʹΑΓద߹
*NNVUBCMFʙΛࢧ͑Δٕज़ ίϯςφ
%PDLFS
None
https://speakerdeck.com/jbeda/containers-at-scale
*NNVUBCMF ʮΞϓϦέʔγϣϯίʔ υʯ͕Քಇ͢Δॴ
ύλʔϯ • ϞμϯΠϯϑϥʹ͓͚Δঢ়ଶͷѻ͍ – ঢ়ଶΛهड़͠ཧՄೳʹ͢Δ – ෆมΛલఏʹɺঢ়ଶΛཧ͠ͳ͍ • มߋŋŋŋݹ͍ഁغɺ৽͍͠ͷΛ༻ҙ ಘΒΕΔͷ εέʔϥϏϦςΟ
.JDSPTFSWJDFT
.JDSPTFSWJDFT • Ұ࿈ͷখ͞ͳαʔϏεͰͭͷΞϓϦέʔγϣ ϯΛ։ൃ͢Δख๏ – ಠཱͨ͠খ͞ͳίϯϙʔωϯτ͕)551"1*Ͱ௨৴ – 㲈40"ɺͨͩ͠6/*9ͷσβΠϯʹ͍ۙ
source: Scaling with Microservices and Ver6cal Decomposi6on h:p://dev.o:o.de/2014/07/29/scaling-‐with-‐microservices-‐and-‐ver6cal-‐decomposi6on/
ͳͥ.JDSPTFSWJDFT • ϞϊϦγοΫͰͬͯ͘ΔͱͭΒ͍ – UZQP͢ͷʹશମϏϧυσϓϩΠ – ͋ͦ͜มߋͨ͠Β༧֎ͷͱ͜Ζ͕յΕͨ – "1*͚ͩεέʔϧ͍ͤͨ͞ͷʹશ෦ల։
• ಠཱͨ͠։ൃɾσϓϩΠαΠΫϧΛ֫ಘ͍ͨ͠ – ૄ݁߹ – ৫ͷಠཱੑΛߴΊΔ See Also: "Microservices"を読んだ h:p://deeeet.com/wri6ng/2014/09/10/microservices/
.JDSPTFSWJDFTͷΞϓϩʔν • ӨڹൣғΛہॴԽ͢Δ – 㲈ঢ়ଶΛؔ͋Δ෦͚ͩʹӅṭ͢Δ ͜Εܧଓతʹอक͍ͯ͠ ͘γεςϜʹ͓͚Δʮঢ় ଶʯͷऔΓѻ͍ͷઓུͱ ݴ͑Δ
.JDSPTFSWJFTͱ*NNVUBCMF *OGSBTUSVDUVSF • .JDSPTFSWJFTԽʹΑͬͯͻͱͭͷγεςϜ୯Ұͷ ׂͷίϯϙʔωϯτʹ • %PDLFSͳͲͷίϯςφΤϯδϯ୯Ұͷׂͷίϯ ϙʔωϯτ͕ڠௐಈ࡞͢ΔઃܭΛલఏ – º'BUͳ%PDLFSΠϝʔδ
– ˓ҰͭͷׂΛ୲͏%PDLFSΠϝʔδ .JDSPTFSWJDFTʹΑΓঢ়ଶ ͷӨڹൣғΛہॴԽ͠ɺͦ ͷΠϯϑϥෆมͳͷͱ ͠ɺಠཱੑΛߴΊΔ
ಘΒΕΔͷ • ίϯϙʔωϯτͷಠཱੑ – ։ൃαΠΫϧ – σϓϩΠαΠΫϧ – ͦΕ͚ͩͰεέʔϦϯά Γ ʮεέʔϥϒϧʯ
3FBDU
3FBDU
3FBDUKT • 'BDFCPPL • ࠒʹൃද • +BWB4DSJQUͷ7JFXϥΠϒϥϦ • ࠒ͔Βʹ
K2VFSZ ໋ྩతͳ%0.ૢ ࡞ίʔυ܈
%0.ૢ࡞ • %0.ૢ࡞ͷ͠͞ – %0.͕ঢ়ଶΛ͍࣋ͬͯΔ – άϩʔόϧ – ඇಉظ • ໋ྩతͳίʔυ ͍ͭɺͲ͔͜Βॻ͖ ͑ΒΕΔ͔Θ͔Β
ͳ͍ঢ়ଶΛؒҧ͍ͳ ͘ཧ͠ͳ͚Εͳ Βͳ͍
3FBDU σʔλϞσϧͷ ঢ়ଶʹมߋΛ௨ એݴతʹఆٛ͞ Εͨ%0.ߏ͕ Α͠ͳʹ࠶ඳը
એݴత • ໋ྩత – $16ʹର͢Δ໋ྩͷखଓ͖Λॻ͘ – ίϚϯυΛ༩͑Δ • એݴత
– ࣮ݱ͍ͨ͜͠ͱͦͷͷΛهड़͢Δ – ͋Δ͖ঢ়ଶΛఆٛɺؔੑͷهड़FUD see also: 宣言的プログラミングの「宣言的」って? h:p://d.hatena.ne.jp/sh-‐2/20091006/1254847253 ᐆດ͔ͭ૬ର తͳݴ༿Ͱ͋Δ ͷͷ
3FBDU໋ྩతˠએݴత • ໋ྩతͰ͋ͬͨ7JFXͷΈཱͯ %0.ૢ࡞ Λɺ એݴతͳύϥμΠϜʹ • ʮσʔλϞσϧʹมߋ͕͋ͬͨΒ%0.Λؙ͝ ͱߋ৽ʯ –
αʔόʔαΠυ – ඇޮͳ෦7JSUVBM%0.͕ղܾ ϑϩϯτΤϯυ6*։ൃΛɺ αʔόʔαΠυͱಉ͡ ߽తϓϩάϥϛϯάελ Πϧʹ͢
7JSUVBM%0. • 3FBDUͷόοΫΤϯυʹ͋Δ %0.ߏΛநԽͨ͠σʔλ ߏ • σʔλϞσϧͷঢ়ଶมԽʹ߹Θ ͤͯ7JSUVBM%0.ͷલޙͷ EJ⒎Λࢉग़ •
ੜ%0.࠶ඳըΛࠩͷ͋ͬͨ Օॴ͚ͩߦ͏ source: React’s diff algorithm h:p://calendar.perfplanet.com/2013/diff/
3FBDU͕ୡͨ͜͠ͱ • 6*։ൃʹ͓͚Δঢ়ଶཧ͔Βͷղ์ • ൃ໌ – 7JSUVBM%0. – εςʔτϨείϯϙʔωϯτΛ࣮ݱ͢Δσʔ λϑϩʔ
'MVY
'MVY • 3FBDU7JFX͚ͩ • 'MVYϞσϧ 4UPSF ΛؚΊͨΞϓϦέʔ γϣϯશମͷΞʔΩςΫνϟ – ॲཧͷهड़ॴΛఆΊΔ
– σʔλϑϩʔΛఆΊΔ • ΠϕϯτͷґଘؔͷෳࡶੑΛղফ – ΠϕϯτσʔλϑϩʔͷํΛҰํ௨ߦʹ͢Δ
3FBDU/BUJWF • 3FBDUͱಉ͡࡞๏ͰJ04"OESPJE • -FBSO0ODF 8SJUF"OZXIFSF
None
'31 'VODUJPOBM3FBDUJWF 1SPHSBNNJOH
ϦΞΫςΟϒϓϩάϥϛϯά • ͱͱҎԼͷΑ͏ͳ֓೦ – σʔλͷྲྀΕΛ௨ͯ͡มߋΛൖ – σʔλͷྲྀΕʹԠ – 㱺ΠϕϯτۦಈɺΦϒβʔόʔɺ"DUPSɺ'VUVSF •
ٛͷɺڱٛͷŋŋŋ͕͋Δ – ֦େղऍ͠Α͏ͱ͢ΔͱͲ͜·Ͱ͍͚Δ ཁҙ – ݸਓతʹ'31ͷจ຺Ҏ֎Ͱ͋·Γݴٴ͠ͳ͍Α ͏ʹ͍ͯ͠Δ
ʮ3FBDUJWFͬΆ͍ʯͱ • σʔλϑϩʔΛએݴతʹѻ͏ – σʔλͷؔੑΛએݴతʹද͍ͯ͠Δ͔ source: Reac6ve Programming in JavaScript
h:p://ahomu.github.io/s/150221-‐frontrend_conference/#39
'VODUJPOBM3FBDUJWF 1SPHSBNNJOH • ؔܕ ϦΞΫςΟϒ • )BTLFMMˠ$ -*/2ˠ3Y • ͦͷޙ
– 3Y+BWB – 3FBDUJWF$PDPB – 3Y+4 #BDPOKT –
ྫ ͱԡ͢ͱ Λԡ͢ͱ
໋ྩతʹॻ͘ • ΧϯλมΛ༻ҙ • ॳظΛඳը • Ϙλϯ͕ԡ͞ΕͨΒΧϯλΛ ͯ͠࠶ඳ ը •
Ϙλϯ͕ԡ͞ΕͨΒΧϯλΛͯ͠࠶ඳը
None
σʔλϑϩʔʹண͢Δ + + + + ·ͣɺ ϘλϯͷΫϦοΫΠϕϯτΛ࣌ܥྻʹԊͬͯྲྀΕͯ͘ΔϦετ ετϦʔϜޙड़ ͱߟ͑Δɻ ΠϕϯτετϦʔϜΛྲྀΕΔͱΈͳͤΔ
+ + + + ϚΠφεϘλϯಉ༷ʹߟ͑Δ -‐ -‐
+ + + + ϘλϯΠϕϯτɺ ͢Δ͜ͱɻ Ώ͑ʹͱ͍͏ʹม 5SBOTGPSN ͯ͠ΈΔ 1
1 1 1
ϘλϯΠϕϯτɺ͢Δ͜ͱɻ Ώ͑ʹͱ͍͏ʹม 5SBOTGPSN ͯ͠ΈΔ -‐ -‐ -‐1 -‐1
1 1 1 1 -‐1 -‐1 1 1 1 1
-‐1 -‐1 ;ͨͭͷΠϕϯτඇಉظʹࠞͬͯ͟ಧ͘ͷͰ͋Δ Ώ͑ʹೋͭͷετϦʔϜΛϚʔδ͢Δ
1 1 1 1 -‐1 -‐1 1 1 2 0
1 2 Ϛʔδ͞ΕͨετϦʔϜΛɺҰͭલͷͱͷࢉज़݁Ռʹม
1 1 2 0 1 2 ͕มԽ͢Δຖʹը໘Λ࠶ඳը ෭࡞༻
'31XJUI#BDPOKT
+ + + + Bacon.fromEvent(plusButton, 'click')
+ + + + -‐ -‐ Bacon.fromEvent(minusButton, 'click')
+ + + + 1 1 1 1 plusClickStream.map(1)
-‐ -‐ -‐1 -‐1 minusClickStream.map(-‐1)
1 1 1 1 -‐1 -‐1 1 1 1 1
-‐1 -‐1 plusStream.merge(minusStream)
1 1 1 1 -‐1 -‐1 1 1 2 0
1 2 bothStream.scan(0, (x + y) => x + y)
1 1 2 0 1 2 counterBus.onValue( /* ը໘ඳը */)
ͳΜ͔ͩΘ͔ͬͨΑ͏ͳ Θ͔Βͳ͍Α͏ͳŋŋŋ
ࠓճͷจ຺Ͱݴ͑ ண͖͢ʮετϦʔϜʯ
source: Reac6ve Programming in JavaScript h:p://ahomu.github.io/s/150221-‐frontrend_conference/#39
ඇಉظσʔλετϦʔϜ • શͯͷσʔλϑϩʔΛετϦʔϜͱͯ͠ѻ͏ – ୯Ұͷɺෳͷɺ1SPNJTF • ετϦʔϜΛϦετͱΈͳ͢ • Ϧετૢ࡞㱺ؔܕͷΠσΟΦϜͰૢ࡞Ͱ͖Δ •
ؔܕ – એݴత – ୈڃߴ֊ؔ – ࢀরಁ໌͔ͭ෭࡞༻Λආ͚Δ ہॴԽ͢Δ
ࢥߟͷྲྀΕ • ʮ࣌ؒͱڞʹมԽ͢Δͷσʔλܕ͕ཉ͍͠ʯ • 㱺ετϦʔϜΛಋೖ • 㱺Πϕϯτඇಉظॲཧ·ͰετϦʔϜʹ – ʮ͋Εɺશ෦ετϦʔϜͰѻ͑Δ͡Όͳ͍ ʯ
• 㱺શͯΛ౷Ұ͞ΕͨετϦʔϜͱ͍͏ΠϯλϑΣʔεͰ • 㱺ϦετΏ͑ʹؔܕͷΠσΟΦϜɺύϥμΠϜ – ʮϦετૢ࡞Ͱ͢ΔͳΒؔܕ͕Ԡ༻Ͱ͖Δ͡Όͳ͍ʯ • 㱺෭࡞༻Λආ͚ͨએݴతͳهड़ • 㱺ࢀরಁ໌ঢ়ଶཧ͔Βͷղ์
"OESPJEJ04Ͱ3FBDUJWF • 3Y+BWB3FBDUJWF$PDPBͷྲྀߦ • ͨͩ͠ɺ'31Λਖ਼໘͔Βಋೖ͢ΔͷͰͳ͘ศརͳϥ ΠϒϥϦͱͯ͠ݶఆతʹಋೖ͢Δͱ͜Ζ͔Β࢝ΊΔྫΛ Α͘Έ͔͚Δ – ศརͳίϨΫγϣϯૢ࡞ϥΠϒϥϦͱͯ͠ –
.77.ͷσʔλόΠϯσΟϯά࣮ͱͯ͠
·ͱΊ
τϨʔυΦϑ ྫ • *OGSBTUSVDUVSFBT$PEFֶशίετ • *NNVUBCMF*OGSBTUSVDUVSFڥߏஙίετ • .JDSPTFSWJDFTϞϊϦγοΫΑΓܥશମͷෳࡶੑ૿ ͢
• 3FBDUKTίʔυྔ૿͑Δ • '31ֶशίετ
εέʔϥϒϧŋŋŋঢ়ଶΛͲ͏ѻ͏͔ • എܠ – ࣌ͷཁ • ΫϥυωΠςΟϒ • ඇಉظͳΞϓϦέʔγϣϯ •
࣌ؒͱڞʹԿ͔ͱෳࡶԽ͍͢͠8FCγεςϜ • ࢧతͳϑΝΫλʔঢ়ଶͷѻ͍ – Ӆṭ – એݴతʹهड़ – *NNVUBCMF େنτϥϑΟοΫ ͔ͩΒɺͱ͍͏ͩ ͚Ͱͳ͘ͳ͖ͬͯͯ Δ
·ͱΊ • ۙݸਓతʹணͨ͠τϨϯυΛΈͨ – *OGSBTUSVDUVSFBT$PEF – *NNVUBCMF*OGSBTUSVDUVSF – .JDSPTFSWJDFT –
3FBDU – 3FBDUJWF1SPHSBNNJOH • ෳࡶੑͷରࡦͱͯ͠ͷঢ়ଶཧख๏ʹύλʔ ϯ͕ݟ͍ͩͤΔ
13࠾༻ͯ͠·͢ ʮ,BJ[FO࠾༻ʯͰݕࡧɻڵ ຯ͋Δ͚ͩͰՄɻͦͷ ߹8BOEUFEMZͰ