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まつもとりーのこれまでの研究開発と振り返り(2018年版)
さくらインターネット研究所 研究会 2018/12/10
これまでの研究開発について、さくらインターネット研究所内で紹介および振り返る機会を頂けたので発表しました。
上級研究員 松本 亮介
MATSUMOTO Ryosuke PRO
December 10, 2018
Transcript
39 slides
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͘͞ΒΠϯλʔωοτגࣜձࣾ (C) Copyright 1996-2018 SAKURA Internet Inc ͘͞ΒΠϯλʔωοτݚڀॴ ·ͭͱΓʔͷ͜Ε·Ͱͷݚڀ ։ൃͱৼΓฦΓʢ2018൛ʣ
2018/12/10 ্ڃݚڀһ দຊ ྄հ ͘͞ΒΠϯλʔωοτݚڀॴ ݚڀձ 2018/12/10 -
2 1. ݚڀςʔϚ 2. ֶ࢜࣌ͷݚڀհ 3. ത࢜՝ఔͷ࣮ͱৼΓฦΓ 4. اۀͰͷݚڀ։ൃͷ࣮ͱৼΓฦΓ 5.
ৼΓฦΓͷ·ͱΊ Θͨ͠ͷ͜Ε·Ͱͷݚڀ։ൃ -
4 ਓؒͷൃ vs ج൫ٕज़(ػց)ͱࢲͷݚڀ ج൫ٕज़ ػց ϓϩμΫτ ਓؒͷൃ ਓͷମྗɾਫ਼ਆͷݶք ਓͷମྗɾਫ਼ਆͷݶք
ਓྗͰࢧ͑ଓ͚Δ ਓྗͰ͛ଓ͚Δ ਓྗͰࢧ͑ଓ͚Δ ϓϩμΫτͷݶքͷ෯ ج൫ٕज़ ػց ϓϩμΫτ ਓؒͷൃ ػցͰࢧ͑ଓ͚Δ ϓϩμΫτͷݶքͷ෯ • ॎ࣠ϓϩμΫτ։ൃɾӡ༻ͷίετͱݴ͑Δ • ج൫ٕज़ͷݶքΛ͑Δ͘ਓͰΧόʔ͍ͯ͠Δ • ॎ࣠ͷίετΛ͘ɺԣ࣠ͷݶքͷ෯Λ͛Δͨ Ίͷݚڀ։ൃΛߦ͍ͬͯΔ দຊͷݚڀ -
7 1. দຊ྄հ, τϥϑΟοΫಛྔͷ૬ؔಛੑΛ༻͍ͨҟৗݕग़, ฏ19 ଔۀݚڀൃදձ, 2008 2. দຊ྄հ, τϥϑΟοΫಛྔͷ࣌ܥྻσʔλʹ͓͚Δ૬ؔಛੑΛ༻͍ͨมԽ͔Βͷҟৗݕ
ग़, ฏ19 ޙظࡶࢽձ. 3. দຊ྄հ, ౷ܭతख๏ʹΑΔ࣌ܥྻ͔Βͷ֎ΕͱมԽͷݕग़ʹ͍ͭͯ, ฏ19 લظࡶ ࢽձ. ͜ͷ͋ͨΓͷͨ͜͠ͱ͕ͳ͍ͷͰࠓ؆୯ʹհ 11લͷֶ࢜࣌ͷݚڀ -
16 1. দຊ྄հ, Ԭ෦णஉ, mod_mruby: εΫϦϓτݴޠͰߴ͔ͭলϝϞϦʹ֦ுՄೳͳWebαʔ όͷػೳ֦ுࢧԉػߏ, ใॲཧֶձจࢽɼVol.55, No.11, pp.2451-2460,
Nov 2014. 2. দຊ྄հ, Ԭ෦णஉ,εϨου୯ҐͰݖݶΛߦ͏WebαʔόͷΞΫηε੍ޚΞʔΩςΫ νϟ,ిࢠใ௨৴ֶձจࢽ Vol.J96-B, No.10, pp.1122-1130, Oct 2013. 3. দຊ྄հ, ݪক࢘, দԬً, େنڞ༗ܕWebόʔνϟϧϗεςΟϯάج൫ͷηΩϡϦςΟ ͱӡ༻ٕज़ͷվળ, ใॲཧֶձจࢽ, Vol.54, No.3, pp.1077-1086, Mar. 2013. δϟʔφϧจ -
17 1. Yoshiharu Tsuzaki, Ryosuke Matsumoto, Daisuke Kotani, Shuichi Miyazaki,
Yasuo Okabe, A Mail Transfer System Selectively Restricting a Huge Amoount of E-mails, Workshop on Resilient Internet based Systems (REIS 2013), Dec. 2013. 2. Hiroki Okamoto, Ryosuke Matsumoto, Yasuo Okabe, Design of Cooperative Load Distribution for Addressing Flash Crowds Using P2P File Sharing Network, IEEE 37th Annual International Computer Software and Applications Conference (COMPSAC2013), July 2013. 3. Ryosuke Matsumoto, Yasuo Okabe, Access Control Architecture Separating Privilege by a Thread on a Web Server, The 12th IEEE/IPSJ International Symposium on Applications and the Internet (SAINT2012), pp.178-183, July 2012. ࠃࡍձٞจ -
18 1. দຊ྄հ, Ԭ෦णஉ, mod_mruby: εΫϦϓτݴޠͰߴ͔ͭলϝϞϦʹ֦ுՄೳͳWebαʔ όͷػೳ֦ுࢧԉػߏ, Πϯλʔωοτͱӡ༻ٕज़γϯϙδϜ2013จूɼ2013ɼ79-86 ʢ2013-12-5ʣ, 201312݄.
2. দຊ྄հ, ݪক࢘, দԬً, ൚༻ੑͷߴ͍େنڞ༗ܕWebόʔνϟϧϗεςΟϯάج൫ͷ ηΩϡϦςΟͱӡ༻ٕज़ͷվળ, Πϯλʔωοτͱӡ༻ٕज़γϯϙδϜ2011จ ू,2011,31-38 (2011-11-24) , 201112݄. ޱ಄ൃදʢࠪಡ͖จʣ -
19 1. ٶԼ߶ี, ܀ྛ݈ଠ, দຊ྄հɼserverspec: એݴతهड़Ͱαʔόͷঢ়ଶΛςετՄೳͳ൚༻ੑͷߴ͍ςετϑϨʔϜϫʔ Ϋ, ใॲཧֶձݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ, 2014-IOT-24(15), 1-6,
20142݄. 2. 㟒ળ, দຊ྄հ, খ୩େ༞, ٶ࡚मҰ, Ԭ෦णஉ, ಉҰͷૹड৴ΞυϨεΛ࣋ͭେྔϝʔϧͷޮతఆख๏, ৴ֶٕใ, vol. 113, no. 443, IA2013-86, pp. 43-48, 20142݄. 3. দຊ྄հ, Ԭ෦णஉ, ϦΫΤετ୯ҐͰԾతʹίϯϐϡʔλϦιʔεΛ͢ΔWebαʔόͷϦιʔε੍ޚΞʔΩςΫ νϟ, ใॲཧֶձݚڀใࠂ Vol.2013-IOT-23, No.4, 20139݄. 4. ࡚ળ, দຊ྄հ, খ୩େ༞, ٶ࡚मҰ, Ԭ෦णஉ, ిࢠϝʔϧͷେྔૹ৴Λબతʹ੍ݶ͢ΔதܧγεςϜ, ฏ25ใ ॲཧֶձؔࢧ෦ࢧ෦େձ E-23, 20139݄. 5. দຊ྄հ, Ԭ෦णஉ, ΈࠐΈεΫϦϓτݴޠmrubyΛར༻ͨ͠Webαʔόͷػೳ֦ுࢧԉػߏ, ใॲཧֶձݚڀใࠂ Vol.2012-IOT-18, No.6, 20126݄. ޱ಄ൃදʢࠪಡແ͠จʣ -
20 6. দຊ྄հ, Ԭ෦णஉ, εϨου୯ҐͰݖݶΛߦ͏WebαʔόͷΞΫηε੍ޚΞʔΩςΫνϟ, ใॲཧֶձݚڀใࠂ - ୈ16 ճ Πϯλʔωοτͱӡ༻ٕज़ʢIOTʣ,
Vol.2012-IOT-16 No.13, pp. 1-6, 20123݄. ޱ಄ൃදʢࠪಡແ͠จʣ -
21 1. Ryosuke Matsumoto, Resource Control Architecture for a Web
Server Separating Computer Resources Virtually at Each HTTP Request, RubyKaigi 2014, Sep 2014. 2. Ryosuke Matsumoto, Yasuo Okabe, Design and Implementation of Infrastructure Software for More Sophisticated Web Services, The 35th IST seminar, 11 April 2013. ޱ಄ൃදʢӳޠʣ -
22 1. ୈ7ճ ϑΫΦΧRubyେ اۀʢIIJ GIOʣ, দຊ྄հ, Trusterd: ߴੑೳ͔ͭmrubyͰઃఆΛϓϩάϥϚϒϧʹهड़Մೳͳ ࣍ੈHTTP/2
Webαʔό, 20153݄. 2. Ruby Prize 2014 ࠷ऴϊϛωʔτ, দຊ྄հ, HTTPαʔόιϑτΣΞʹ͓͚Δmruby׆༻Λ۩ݱԽͨ͠ޭΛධՁ, 2014 10݄. 3. 2014 ใॲཧֶձ ࢁԼه೦ݚڀ, দຊ྄հ, mod_mruby: εΫϦϓτݴޠͰߴ͔ͭলϝϞϦʹ֦ுՄೳͳWebαʔ όͷػೳ֦ுࢧԉػߏ, 201410݄. 4. Ruby Prize 2014 ީิऀ, দຊ྄հ, HTTPαʔόιϑτΣΞʹ͓͚Δmruby׆༻Λ۩ݱԽͨ͠ޭΛධՁ, 20148݄. 5. ୈ9ճ ຊOSSྭ, দຊ྄հ, ത࢜՝ఔࡏֶத͔ΒݚڀՌΛOSSͱͯ͠ެ։͢ΔͳͲOSSͷ։ൃීٴʹߩݙ, 20142݄. 6. ୈ6ճ ϑΫΦΧRubyେ ༏ल, দຊ྄հ, mod_mruby × ngx_mruby: ࠐΈεΫϦϓτݴޠmrubyͰߴ͔ͭলϝϞϦʹ ֦ுՄೳͳWebαʔόͷػػೳ֦ுࢧԉػߏ, 20142݄. ड -
23 7. ใॲཧֶձ Πϯλʔωοτͱӡ༻ٕज़γϯϙδϜ2013ʢIOTS2013ʣ༏लจ দຊ྄հ, Ԭ෦ णஉ, mod_mruby: ε ΫϦϓτݴޠͰߴ͔ͭলϝϞϦʹ֦ுՄೳͳWebαʔόͷػೳ֦ுࢧԉػߏ,
201312݄. 8. ใॲཧֶձ Πϯλʔωοτͱӡ༻ٕज़γϯϙδϜ2013ʢIOTS2013ʣֶੜྭ, দຊ྄հ, Ԭ෦ णஉ, mod_mruby: ε ΫϦϓτݴޠͰߴ͔ͭলϝϞϦʹ֦ுՄೳͳWebαʔόͷػೳ֦ுࢧԉػߏ, 201312݄. 9. ใॲཧֶձ Πϯλʔωοτͱӡ༻ٕज़ݚڀձ ୈ23ճʢIOT23ʣ ֶੜྭ, দຊ྄հɾԬ෦णஉ, ϦΫΤετ୯ҐͰԾ తʹίϯϐϡʔλϦιʔεΛ͢ΔWebαʔόͷϦιʔε੍ޚΞʔΩςΫνϟ,20139݄. 10. Ruby Prize 2013 ީิऀ, দຊ྄հ, Contribution to mruby core and mrbgen. Ryosuke is currently working on development mod_mruby and ngx_mruby which expansion module for the Apache server. He also conducts research on possibility mruby as the DSL language, 20138݄. ड -
24 1. δϟʔφϧจɿ̏ຊ 2. ޱ಄ൃදʢࠃࡍձٞจʣɿ̏ຊ 3. ޱ಄ൃදʢࠪಡ͖จʣ̎ຊ 4. ޱ಄ൃදʢࠪಡͳ͠จʣɿ̒ຊ 5.
ޱ಄ൃදʢͦͷଞӳޠʣɿ̎ճ 6. ޱ಄ൃදʢͦͷଞຊޠʣɿ̍̏ճ 7. ֶձࢽɾۀࢽղઆɿ̍ճ 8. डɿ̍̌݅ ത࢜՝ఔ̏ؒͷ࣮ ݚڀ࣮ͷ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 δϟʔφϧ ࠃࡍձٞ ࠪಡ͖ ࠪಡͳ͠ ͦͷଞӳޠ ͦͷଞຊޠ ղઆ ड -
27 1. দຊ྄հ, ܀ྛ݈ଠ, Ԭ෦णஉ, ϦΫΤετ୯ҐͰԾతʹϋʔυΣΞϦιʔεΛ͢Δ WebαʔόͷϦιʔε੍ޚΞʔΩςΫνϟ, ใॲཧֶձจࢽ, Vol.59, No.3,
pp.1016- 1025, 20183݄. 2. দຊ྄հ, ܀ྛ݈ଠ, Ԭ෦णஉ, টจ: WebαʔόͷߴूੵϚϧνςφϯτΞʔΩςΫ νϟͱӡ༻ٕज़, ిࢠใ௨৴ֶձจࢽ, Vol.J101-B, No.1, pp.16-30, 20181݄. δϟʔφϧจ -
28 1. Ryosuke Matsumoto, Kenji Rikitake, Kentaro Kuribayashi, Large-scale Certificate
Management on Multi-tenant Web Servers, The 6th IEEE International COMPSAC Workshop on Architecture, Design, Deployment and Management of Networks and Applications (ADMNET 2018), July 2018. ࠃࡍձٞ -
29 1. ଜ ໋, Ѩ෦ ത, ੁ , ྗ ݈࣍,
দຊ ྄հ, WebΞϓϦέʔγϣϯςετΛ༻͍ͨSQLΫ ΤϦͷϗϫΠτϦετࣗಈ࡞ख๏, ୈ11ճ Πϯλʔωοτͱӡ༻ٕज़γϯϙδϜ ʢIOTS2018ʣ, Dec 2018. 2. ௶ ༎थ, ࡔ ேਓ, ᖛా ݈, দ խ, Ѩ෦ ത, দຊ ྄հ, HeteroTSDB: ҟछࠞ߹Ωʔό ϦϡʔετΞΛ༻͍ͨࣗಈ֊ԽͷͨΊͷ࣌ܥྻσʔλϕʔεΞʔΩςΫνϟ, ୈ11ճ Πϯ λʔωοτͱӡ༻ٕज़γϯϙδϜʢIOTS2018ʣ, Dec 2018. 3. দຊ྄հ, ۙ౻Ӊஐ࿕, ࡾ༔հ, ྗ݈࣍, ܀ྛ݈ଠ, FastContainer: ࣮ߦڥͷมԽʹૉૣ ͘దԠͰ͖Δ߃ৗੑΛ࣋ͭγεςϜΞʔΩςΫνϟ, Πϯλʔωοτͱӡ༻ٕज़γϯϙδϜ 2017จूɼ2017ɼ89-97ʢ2017-11-30ʣ, 201712݄. ޱ಄ൃදʢࠪಡ͖จʣ -
30 1. দຊ ྄հ, খా ԝ, ּݪ ٛߊ, ౢ٢ ོ,
ۚࢠߊհ, ܀ྛ ݈ଠ, Ԭଜ ߞೋ, ਫ਼៛ʹ੍ޚՄೳͳ߃ৗੑͷ͋ΔߴूੵϚϧνΞ Χϯτܕͷϝʔϧج൫, ϚϧνϝσΟΞɺࢄɺڠௐͱϞόΠϧʢDICOMO2018ʣγϯϙδϜ, 7C-1, Jul 2018. 2. দຊ ྄հ, தా ༟و, ܀ྛ ݈ଠ, HTTPϦΫΤετ୯ҐͰΠϯελϯεͷ࠶ஔ͕ՄೳͳίετͰߴͳεέδϡʔϦϯά ख๏, ݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ, Vol.2018-IOT-42, pp.1-8, Jun 2018. 3. দຊ ྄հ, ాத ྒհ, ܀ྛ ݈ଠ, HTTPϦΫΤετ୯ҐͰίϯςφΛ࠶ஔ͢ΔԾԽج൫ͷߴͳεέδϡʔϦϯάख ๏, ݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ, Vol.2018-IOT-41, pp.1-8, May 2018. 4. দຊ ྄հ, খా ԝ, ּݪ ٛߊ, ౢ٢ ོ, ۚࢠߊհ, ܀ྛ ݈ଠ, Ԭଜ ߞೋ, ਫ਼៛ʹղੳՄೳͳ߃ৗੑͷ͋Δϝʔϧج൫ͷઃ ܭ, ݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ, Vol.2018-IOT-40(17), pp.1-8, 20183݄. 5. দຊ྄հ, ࡾ ༔հ, ྗ ݈࣍, ܀ྛ ݈ଠ, ߴूੵϚϧνςφϯτWebαʔόͷେنূ໌ॻཧͱ࣮ӡ༻্ͷධՁ, ใॲ ཧֶձݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ,2017-IOT-39, Vol.14, pp.1-8, 20179݄. ޱ಄ൃදʢࠪಡແ͠จҰ෦ൈਮʣ -
31 6. দຊ྄հ, ࡾ ༔հ, ྗ ݈࣍, ܀ྛ ݈ଠ, ߴूੵϚϧνςφϯτWebαʔόͷେنূ໌ॻཧͱ࣮ӡ༻্ͷධՁ,
ใॲ ཧֶձݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ,2017-IOT-39, Vol.14, pp.1-8, 20179݄. 7. দຊ྄հ, ۙ౻ Ӊஐ࿕, ࡾ ༔հ, ྗ ݈࣍, ܀ྛ ݈ଠ, FastContainer: WebΞϓϦέʔγϣϯίϯςφͷىಈΛϦΞΫςΟ ϒʹܾఆ͢ΔίϯςφཧΞʔΩςΫνϟ, ใॲཧֶձݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ,2017-IOT-38, Vol.14, pp.1-8, 20176݄. 8. দຊ྄հ, ࡾ ༔հ, ྗ ݈࣍, ܀ྛ ݈ଠ, ߴूੵϚϧνςφϯτWebαʔόͷେنূ໌ॻཧ, ใॲཧֶձݚڀใࠂΠ ϯλʔωοτͱӡ༻ٕज़ʢIOTʣ,2017-IOT-37(1), 1-8, 20175݄. 9. দຊ྄հ, ాฏ ߁࿕, ࢁԼ , ܀ྛ ݈ଠ, ಛྔநग़ͱมԽݕग़ʹجͮ͘WebαʔόͷߴूੵϚϧνςφϯτํࣜʹ͓͚ ΔϦιʔεͷ੍ࣗޚΞʔΩςΫνϟ, ใॲཧֶձݚڀใࠂΠϯλʔωοτͱӡ༻ٕज़ʢIOTʣ,2017-IOT-36(26), 1-8, 20172݄. 10. দຊ྄հ, ܀ྛ݈ଠ, ಛྔநग़ͱมԽݕग़ʹجͮ͘WebαʔόϦιʔεͷ੍ࣗޚΞʔΩςΫνϟ, Πϯλʔωοτͱӡ ༻ٕज़γϯϙδϜ2016จूʢIOTS2016ʣ, Vol.2016, pp.101, 201612݄. ޱ಄ൃදʢࠪಡແ͠จҰ෦ൈਮʣ -
32 1. Ryosuke Matsumoto, Design pattern for embedding mruby into
middleware, RubyKaigi 2018, May 2018. 2. Ryosuke Matsumoto, The future of mruby in HTTP Server, RubyKaigi 2015, Dec 2015. ޱ಄ൃදʢӳޠʣ -
33 1. ϚϧνϝσΟΞɺࢄɺڠௐͱϞόΠϧʢDICOMO2018ʣγϯϙδϜ༏लจ, দຊ ྄հ, খా ԝ (GMOϖύϘ), ּݪ ٛߊ,
ౢ٢ ོ, ۚࢠ ߊհ (େ), ܀ྛ ݈ଠ (GMOϖύϘ), Ԭଜ ߞೋ (େ), ਫ਼៛ʹ੍ޚՄೳͳ߃ৗੑͷ͋ΔߴूੵϚϧνΞ Χϯτܕͷϝʔϧج൫, 20189݄. 2. ใॲཧֶձ ݚڀձਪનത࢜จใ2017, দຊ྄հ, Studies on Highly Integrated Multi-Tenant Architecture for Web Servers, 20188݄. 3. ͯͳϒϩάେ2017, দຊ྄հ, ΤϯδχΞϦϯάݚڀ։ൃʹ͍ͭͯࢥ͏͜ͱ, 201712݄. 4. ୈ8ճ ϑΫΦΧRubyେ ྭ, দຊ྄հ, HTTPαʔόΛࢧ͑Δmruby, 20162݄. 5. Ruby Prize 2015 ީิऀ, দຊ྄հ, দຊࢯࡢͷRubyPrizeϑΝΠφϧϊϛωʔτޙਫ਼ྗతʹ mruby ΈࠐΈͷ Web αʔόʔͷ։ൃΛଓ͚ͯ·͢ɻࠓ͞Βʹ HTTP/2 αʔόʔͰ͋Δ h2o ʹ mruby handler ΛΈࠐΉͳͲɺRubyPrize ʹ ;͞Θ͍͠, 20159݄. ड -
34 1. δϟʔφϧจɿ̎ຊ 2. ޱ಄ൃදʢࠃࡍձٞจʣɿ̍ຊ 3. ޱ಄ൃදʢࠪಡ͖จʣ̏ຊ 4. ޱ಄ൃදʢࠪಡͳ͠จʣɿ̍̕ຊ 5.
ޱ಄ൃදʢͦͷଞӳޠʣɿ̎ճ 6. ޱ಄ൃදʢͦͷଞຊޠʣɿ̒̎ճ 7. ֶձࢽɾۀࢽղઆɿ̍̏ճ 8. डɿ̑݅ اۀͰͷݚڀ։ൃ̐ؒͷ࣮ ݚڀ࣮ͷ 0 4 9 13 18 22 27 31 35 40 44 49 53 58 62 δϟʔφϧ ࠃࡍձٞ ࠪಡ͖ ࠪಡͳ͠ ͦͷଞӳޠ ͦͷଞຊޠ ղઆ ड -
35 ࣮ൺֱʢത࢜՝ఔ vs اۀͰͷݚڀ։ൃʣ ݚڀ࣮ͷʢത࢜՝ఔͱاۀͰͷ࣮ൺֱʣ Number of presentations 0 4
8 12 17 21 25 29 33 37 41 45 50 54 58 62 δϟʔφϧ ࠃࡍձٞ ࠪಡ͖ ࠪಡͳ͠ ͦͷଞӳޠൃද ͦͷଞຊޠൃද ۀࢽɾղઆ ड ത࢜՝ఔ(2012~2015) اۀ࣌(2015~2018) -
38 1. δϟʔφϧจɿ̑ຊ 2. ޱ಄ൃදʢࠃࡍձٞจʣɿ̐ຊ 3. ޱ಄ൃදʢࠪಡ͖จʣ̑ຊ 4. ޱ಄ൃදʢࠪಡͳ͠จʣɿ̎̑ຊ 5.
ޱ಄ൃදʢͦͷଞӳޠʣɿ̐ճ 6. ޱ಄ൃදʢͦͷଞຊޠʣɿ̓̑ճ 7. ֶձࢽɾۀࢽղઆɿ̍̐ճ 8. डɿ̍̑݅ ത࢜՝ఔͱاۀͰͷݚڀ։ൃ̓ؒͷ࣮ ݚڀ࣮ͷʢത࢜՝ఔͱاۀʣ 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 δϟʔφϧ ࠃࡍձٞ ࠪಡ͖ ࠪಡͳ͠ ͦͷଞӳޠൃද ͦͷଞຊޠൃද ۀࢽɾղઆ ड ത࢜՝ఔ(2012~2015) اۀ࣌(2015~2018)