Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
SREの組織類型に応じた リーダシップの考察
Search
Sponsored
·
SiteGround - Reliable hosting with speed, security, and support you can count on.
→
kenta_hi
November 09, 2024
Technology
1.1k
2
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
SREの組織類型に応じた リーダシップの考察
kenta_hi
November 09, 2024
More Decks by kenta_hi
See All by kenta_hi
事業価値を⽣み出すSREへ SREが担うべき意思決定の5層
kenta_hi
2
6.8k
AI × Incident Response: What ’s Next?
kenta_hi
0
410
SRE NEXT 2024 で形にした バトンを渡せる仕組み
kenta_hi
1
250
振り返り1_on_1のすすめ.pdf
kenta_hi
0
360
SRE活動を促進させるドキュメント技術 〜ドキュメントレビューって、どうやってる?〜
kenta_hi
1
530
SREの組織類型におけるリーダーシップの考察
kenta_hi
3
3.3k
SRE Lounge #14 LT
kenta_hi
0
540
Other Decks in Technology
See All in Technology
AI時代、つくる力を自分たちの手に。 ──電通×KAG、アジャイルとAI駆動開発で挑む開発の変革
yuukiyo
3
450
WireGuard for Apache NuttX - Bringing Secure Remote Access to embedded Devices -
aki310ooooo
0
120
推論基盤と Scale-Up Interconnect の現状と制約から俯瞰する技術動向
markunet
2
760
Building Audio Plugin Ecosystem for Android in 2026
atsushieno
1
110
企画からFlutter実装まで、1つの機能を一貫して開発したプロセスと成果物
khiroyuki1003
0
130
Technical Project Manager の役割とやりがい、少しだけ AI
yoshiiryo1
0
570
あなたのDartコードは丸見えかもしれない ~reFlutterで暴くFlutterアプリの中身と多層防御~
zozotech
PRO
0
750
なぜAI時代に技術記事を書くのか?どう書くのか? 〜bunの場合〜
kworkdev
PRO
0
4.6k
ドメインエキスパートは いかにして AI を使って プロダクト開発をするか
tatsuyashiraishi
1
260
バックオフィスに染み出すTypeScript ── clasp で安全に仕組みを作る
nealle
1
160
攻撃 3 時間 vs 復旧 10 時間。アクセスキー流出の非対称性を体感するために CTF を作った話
kazzpapa3
1
130
AI秘書と毎日働くのはもう当たり前。開発以外の業務に足りない機能をどう埋める?
minorun365
PRO
4
2.2k
Featured
See All Featured
Max Prin - Stacking Signals: How International SEO Comes Together (And Falls Apart)
techseoconnect
PRO
0
520
What Being in a Rock Band Can Teach Us About Real World SEO
427marketing
0
1.1k
Darren the Foodie - Storyboard
khoart
PRO
4
4.1k
Winning Ecommerce Organic Search in an AI Era - #searchnstuff2025
aleyda
2
2.2k
Have SEOs Ruined the Internet? - User Awareness of SEO in 2025
akashhashmi
0
540
Visualization
eitanlees
153
17k
Building a Scalable Design System with Sketch
lauravandoore
464
34k
コードの90%をAIが書く世界で何が待っているのか / What awaits us in a world where 90% of the code is written by AI
rkaga
63
47k
HTML-Aware ERB: The Path to Reactive Rendering @ RubyCon 2026, Rimini, Italy
marcoroth
5
880
Self-Hosted WebAssembly Runtime for Runtime-Neutral Checkpoint/Restore in Edge–Cloud Continuum
chikuwait
0
920
Build your cross-platform service in a week with App Engine
jlugia
234
19k
SEOcharity - Dark patterns in SEO and UX: How to avoid them and build a more ethical web
sarafernandez
0
320
Transcript
SREͷ৫ྨܕʹԠͨ͡ Ϧʔμγοϓͷߟ Topotal, Inc. Kenta Hishida 2024.11.08
,FOUB)JTIJEB !LFOUB@IJ 5PQPUBM$00$'0 43&/&954UB ff 43&/&95$P$IBJS
5PQPUBMʢͱΆͨΔʣ 43&Λ࣠ʹͨ͠ελʔτΞοϓ ٕज़ࢧԉ43&BTB4FSWJDF 4BB4GPS43&8BSPPN IUUQTUPQPUBMDPN
43&BTB4FSWJDF 43&ྖҬʹಛԽٕͨ͠ज़ࢧԉαʔϏε
8BSPPN ৫తʹΠϯγσϯτϨεϙϯεΛߦ ͏ͨΊͷ4BB4 4MBDL"QQͱ"*ͷ׆༻ʹΑΓɺΠϯγσ ϯτϨεϙϯεͷυΩϡϝϯτ࡞ ϝϯόʔটͳͲΛࣗಈԽɾলྗԽ
ষσʔλॲཧͷύΠϓϥΠϯͷ ऩΛऴ͑·ͨ͠📻
5PQPUBM͔Βͷ͓Βͤ 5PQPUBMͰϑϧϦϞʔτͰۀΛߦ͏ͷͰɺશࠃͰ࠾༻Λߦ ͳ͍ͬͯ·͢ɻڵຯ͕͋Γ·ͨ͠Βɺ͓͕͚͍ͩ͘͞😊 ืू৬छ 8BSPPNΛ։ൃ͢ΔόοΫΤϯυΤϯδχΞʢ3VCZPO3BJMTʣ 43&ྖҬΛࢧԉ͢Δ43&
"HFOEB 5PQPUBMͰͬͨ43&ͷΈ 43&ͷ৫ʹదͨ͠Ϧʔμʔγοϓͷࡧ ࣮ࡍͲ͏ʁ ·ͱΊ
ࠓ͓͑Ͱ͖Δ͜ͱ पΓͷ৫Λಈ͔͢ͱ͖ʹɺߟྀ͢Δཁૉͳ ʹ͔ʁ ཁૉΛߟྀͨ͠͏͑ͰɺͲΜͳߦಈΛͱΔͱपΓ ͷ৫͕ಈ͍ͯ͘ΕΔͷ͔ʁ ߦಈʹదͨ͠৫ͷܕ͋Δͷ͔ʁ
TopotalͰͬͨSREͷΈ
ྫ͑ ৴པੑʹؔ͢ΔλεΫͷ༏ઌॱҐ͕ ։ൃ৫ͷதͰ্͕Βͳ͍...
ଞͷ৫Λಈ͔͢͜ͱ͕͍͠
ؾ͖ͮ ࠶ݱੑ͕͋Δ γϡνϡΤʔγϣφϧɾϦʔμʔγοϓ ཧʢҎԼɺ4-ཧʣཧʹࣅͯΔ 4-ཧͱ43&ͷ৫ྨܕͷؔੑΛඥ ղ͖ɺଞͷ৫Λಈ͔͢ߏΛߟ͠·͢
SREͷ৫ʹదͨ͠ Ϧʔμʔγοϓཧͷࡧ
Ϧʔμγοϓཧͷུ֓ Ϧʔμγοϓཧɺूஂ͕తΛୡ͢ΔͨΊʹݗҾ͢Δ ਓʹযΛͯɺڞ௨๏ଇΛࡧͨ͠ͷͰ͢ɻϦʔμʔ γοϓཧʹେ͖͚ͯͭ͋͘Γ·͢ɻ 1900 ಛੑཧ ߦಈཧ ݅ద߹ཧ ίϯηϓτཧ 1940
1960 1980 ݱ ग़య : 2021, খྛ ༝Ղ, Ҫ্ জਉ, ߳ಸඒ, ᓎ୩ ͔͋͢, େ௩ ହਖ਼, ߐޱ ঘ, ล , ʰϦʔμʔγοϓͷཧͱ࢈ۀอ݈ઐ৬ͷϦʔμʔγοϓͷԠ༻ɿจݙϨϏϡʔʱ https://www.jstage.jst.go.jp/article/ohpfrev/33/3/33_225/_pdf
4ͭͷϦʔμʔγοϓཧͷҧ͍ ಛੑཧ: ༏ΕͨϦʔμʔͷ࣋ͬͯੜ·Εͨಛੑ ߦಈཧ: Ͳ͏͍ͬͨߦಈΛͱΔͱϦʔμʔʹͳΕΔ͔ ݅ద߹ཧ: ߦಈͱूஂͷঢ়گͱͷؔ ίϯηϓτཧ: ΑΓ۩ମతͳϏδωεڥͱߦಈͱͷؔ ग़య
: 2021, খྛ ༝Ղ, Ҫ্ জਉ, ߳ಸඒ, ᓎ୩ ͔͋͢, େ௩ ହਖ਼, ߐޱ ঘ, ล , ʰϦʔμʔγοϓͷཧͱ࢈ۀอ݈ઐ৬ͷϦʔμʔγοϓͷԠ༻ɿจݙϨϏϡʔʱ https://www.jstage.jst.go.jp/article/ohpfrev/33/3/33_225/_pdf 4ͭͷϦʔμʔγοϓཧͷҧ͍ɺணͨ͠Ͱ͢ɻߦಈཧ͔ΒϦʔμʔͷߦಈ ৼΔ͍ʹয͕͋ͨΓɺϦʔμγοϓ֫ಘͰ͖ΔೳྗͰ͋Δͱ͞Ε͍ͯ·͢ɻݱ ͷओྲྀͱͳΔίϯηϓτཧͷͱͱͳͬͨ݅ద߹ཧʹண͠·͢ɻ
SLཧͷಛ γϡνϡΤʔγϣφϧɾϦʔμʔγοϓ ཧʢҎԼɺSLཧʣɺ݅ద߹ཧ ͷ1ͭͰ͢ɻSLཧͷಛɺ෦Լͷൃୡ Λ࣠ʹ͍ͯ͠Δ͜ͱͰ͢ɻ ͜ͷཧΛબΜͩͷɺ૬खͷঢ়گΛߟ ͍͑ͯΔͨΊɻ ग़య : 2021/09/29,GLOBIS
CARREER NOTE, ʰϦʔμʔγοϓཧͱʁมભͱۙ͞ΕΔϦʔμʔγοϓͷಛੑʱ https://mba.globis.ac.jp/careernote/1351.htmlɹ
෦ԼͷൃୡΛଞͷใʹஔ͖ ͑ΒΕΔͳ͍͔ʁ ग़య : 2021/09/29,GLOBIS CARREER NOTE, ʰϦʔμʔγοϓཧͱʁมભͱۙ͞ΕΔϦʔμʔγοϓͷಛੑʱ https://mba.globis.ac.jp/careernote/1351.htmlɹ
ग़య : 2021/09/29,GLOBIS CARREER NOTE, ʰϦʔμʔγοϓཧͱʁมભͱۙ͞ΕΔϦʔμʔγοϓͷಛੑʱ https://mba.globis.ac.jp/careernote/1351.htmlɹ SLཧͷಛͰ͋Δ෦Լͷൃ ୡɺ૬खͷۀೳྗͷঢ় ଶΛఆ͍ٛͯ͠·͢ɻ
͜ΕΛ৫ͷ৴པੑͷϚΠϯυ ηοτʹஔ͖͑ΒΕΔͷͰ ͳ͍͔ͱߟ͑·ͨ͠ɻ
৫ͷ৴པੑͷϚΠϯυηοτ ৫ͷ৴པੑͷϚΠϯυηοτͷϑΣʔζɺͦͷ৫͕৴པੑʹରͯ͠ͲͷΑ͏ͳೝࣝ Λ͍࣋ͬͯΔ͔ΛఆΊͨͷͰ͢ɻ༗༻తͳAbsent, Reactive, Proactive, Strategicͷ4 ஈ֊Λࢀߟʹ͠ɺͦͷ৫͕৴པੑͷऔΓΈΛͲͷΑ͏ʹଊ͍͑ͯΔ͔Λࣔ͠·͢ɻ ग़య : September
23, 2021, Google Site Reliability Engineering team, ʰWhat’s your org’s reliability mindset? Insights from Google SREsʱ https://cloud.google.com/blog/en/products/devops-sre/the- f ive-phases-of-organizational-reliability?hl=en Absent : ৴པੑ͜Ε͔ΒֶͿ Reactive : ৴པੑϑΥϩʔ͢Δͷ Proactive : ৴པੑੵۃతʹରॲ͢Δͷ Strategic : ৴པੑ৫ʹਁಁ͍ͯ͠Δͷ
৫ͷ৴པੑͷϚΠϯυηοτʹஔ͖͑Δ SLཧͷಛͰ͋Δ෦ԼͷൃୡΛ৫ͷ৴པੑͷϚΠϯυηοτͷϑΣʔζʹͯΊΔ ͜ͱͰ৫ͷ৴པੑͷଊ͑ํΛ࣠ʹSREͷ৫ͷϦʔμʔγοϓͷελΠϧ͕ܾΊΔ͜ͱ͕ Ͱ͖ͦ͏Ͱ͢ɻ Strategic Proactive Proactive Absent ৴པੑੵۃత ʹରॲ͢Δͷ
৴པੑ৫ʹ ਁಁ͍ͯ͠Δͷ ৴པੑ͜Ε͔ ΒֶͿͷ ৴པੑϑΥ ϩʔ͢Δͷ ग़య : 2021/09/29,GLOBIS CARREER NOTE, ʰϦʔμʔγοϓཧͱʁมભͱۙ͞ΕΔϦʔμʔγοϓͷಛੑʱ https://mba.globis.ac.jp/ careernote/1351.htmlɹͳ͓ɺํͰҰ෦վม
Strategic Proactive Reactive Absent ৴པੑੵۃత ʹରॲ͢Δ ৴པੑ৫ʹ ਁಁ͍ͯ͠Δ ৴པੑ ͜Ε͔ΒֶͿ
৴པੑ ϑΥϩʔ͢Δ ग़య : 2021/09/29,GLOBIS CARREER NOTE, ʰϦʔμʔγοϓཧͱʁมભͱۙ͞ΕΔϦʔμʔγοϓͷಛੑʱ https://mba.globis.ac.jp/careernote/1351.htmlɹͳ͓ɺํͰҰ෦վม ࣍ʹԉॿతߦಈͱࢦࣔతߦ ಈ͜ͷ··ͰΑ͍ʁ => Θ͔Γ͢͞Λॏࢹ͢ΔͨΊʹɺ۩ ମతͳߦಈΛͯΊͯΈΔ
Strategic Proactive Reactive Absent ৴པੑੵۃత ʹରॲ͢Δ ৴པੑ৫ʹ ਁಁ͍ͯ͠Δ ৴པੑ ͜Ε͔ΒֶͿ
৴པੑ ϑΥϩʔ͢Δ ग़య : 2021/09/29,GLOBIS CARREER NOTE, ʰϦʔμʔγοϓཧͱʁมભͱۙ͞ΕΔϦʔμʔγοϓͷಛੑʱ https://mba.globis.ac.jp/careernote/1351.htmlɹͳ͓ɺํͰҰ෦վม ۩ମతͳߦಈྫ ࢦࣔܕ ࣗͨͪͰجຊ࣮ߦ͢Δ͚Ͳ ͤΒΕΔͷΛͯ͠ΈΑ͏ ίʔνܕ ࣮ࣗͨͪߦ͢Δ͚Ͳɺ࣮ߦͷ༰Λ Ұॹʹߟܾ͑ͯΊΑ͏ ԉॿܕ ࣮ߦͷ༰ͤͯɺ૬ஊ͕͖ͨΒ ରॲ͠Α͏ ҕܕ ଞʹͤΑ͏ ඞཁͳ߹ͷΈࢧԉ͠Α͏ ࣗͨͪͰجຊ࣮ߦ ͢Δ͚ͲͤΒΕΔ ͷΛͯ͠ΈΑ͏ ࣮ߦͷ༰ͤ ͯɺ૬ஊ͕͖ͨΒ ରॲ͠Α͏ ࣮ࣗͨͪߦ͢Δ ͚Ͳɺ࣮ߦͷ༰Λ Ұॹʹߟܾ͑ͯΊΑ ͏ ଞʹͤΑ͏ɺඞ ཁͳ߹ͷΈࢧԉ ͠Α͏
࣮ࡍͲ͏ʁʁ
ఆྫ։ൃ৫ͷத͔Β43&νʔϜΛઃͨ͠ ࣄۀঢ়گ 8FCαʔϏεΞϓϦΛ௨ͯ͡αʔϏεΛఏڙ͓ͯ͠Γɺఔܦաͨ͠ɻ ڥ ΫϥυΛ͏͜ͱͪΖΜͷ͜ͱɺϦϦʔεΛૉૣ͘ߦ͏ͨΊͷڥ͕උ͞Ε͍ͯΔ 43&ͷ৫ͷঢ়گ ͜ͷϓϩμΫτϚʔέοτϑΟοτ͢ΔͨΊͷػೳ։ൃʹϦιʔεྗΛ͍ͯͨͨ͠Ίɺ43&ͷ ৫͕ߦ͏͖׆ಈ։ൃ৫ͷϝϯόʔͰߦΘΕ͖ͯͨɻ͔͠͠ɺ৴པੑͷ؍Ͱͷ͕૿͖͑ͯͨͨ Ίɺ43&ͷ৫Λஔͨ͠ 43&ͷ৫ΛऔΓר͘ঢ়گ
୯ҰͷαʔϏε։ൃΛߦ͍ͬͯΔͨΊɺ։ൃ৫ͭͰ͋Δɻ։ൃ৫Ͱ৴པੑʹର͢Δݟࣝ ݸʑʹ෯͕͋Δ 43&Λ࣮ફ͢Δ৫ ։ൃ৫ͷதͰ43&Λ࣮ફ͢Δ1SPEVDU43&
ఆྫ43&νʔϜ͕ෳͷαʔϏεΛ๊͍͑ͯΔ ࣄۀঢ়گ 8FCαʔϏεΞϓϦΛ௨ͯ͡αʔϏεΛෳʹͬͯఏڙ͓ͯ͠ΓɺҎ্ఔܦաͨ͠ ڥ ΫϥυڥΛ͍ͬͯΔ͕ɺαʔϏεͷ։࢝λΠϛϯάͰ৴པੑʹର͢Δߟ͑ํ͕ҟͳΔ 43&ͷ৫ͷঢ়گ ࣄۀεϐʔυ͕ૣ͘ෳͷαʔϏεΛల։Ͱ͖͍ͯΔͷͷɺ43&νʔϜগϝϯόʔͰରԠ͍ͯ͠Δ 43&ͷ৫ΛऔΓר͘ঢ়گ ෳͷαʔϏε։ൃ͕ฒߦͯ͠ਐΊΒΕΔɻ։ൃ৫Ͱ৴པੑʹର͢Δݟࣝݸʑʹ෯͕͋Δ 43&Λ࣮ફ͢Δ৫
ݶΒΕͨϦιʔεΛ༗ޮ׆༻͢ΔͨΊʹɺ։ൃνʔϜͷঢ়گʹ߹Θͤͯظؒ։ൃνʔϜͷதͰ׆ಈͨ͠ Γɺ։ൃνʔϜͷ૬ஊΛϕʔεʹࢧԉ͢Δ&NCFEEFE43&&NCFEEFE43&ͱ1SPEVDU43&
ఆྫෳͷࣄۀ͕͋Γɺࣄۀ͝ͱʹΑͬͯ 43&νʔϜͷ༗ແ͕ҟͳΔ ࣄۀঢ়گ 8FCαʔϏεΞϓϦΛ௨ͯ͡αʔϏεΛෳʹࣄۀͱͯ͠ఏڙ͓ͯ͠ΓɺҎ্ఔܦաͨ͠ ڥ ΫϥυڥΛ͍ͬͯΔ͕ΦϯϓϨڥͳͲҰ෦ଘࡏ͍ͯ͠Δ αʔϏεͷ։࢝λΠϛϯάͰ৴པੑʹର͢Δߟ͑ํ͕ҟͳΔ 43&ͷ৫ͷঢ়گ ࣄۀ͝ͱʹ43&νʔϜɺ43&Λ୲͢ΔΤϯδχΞͷ༗ແ͕ҟͳΓɺձࣾશମͰͷ৴པੑ্ͷऔΓΈΛ͜Ε͔ Β͍ͯ͘͠
43&ͷ৫ΛऔΓר͘ঢ়گ ෳͷαʔϏε։ൃ͕ࣄۀنͰਐΊΒΕ͓ͯΓɺ43&νʔϜ43&Λ୲͢ΔΤϯδχΞͷ༗ແͰ৴པੑʹର͢ Δݟࣝݸʑʹ෯͕͋Δ 43&Λ࣮ફ͢Δ৫ ࣄۀ৫Λԣஅͯ͠ࣄۀʹඥ͍ͮͨ43&νʔϜ43&Λ୲͢ΔΤϯδχΞɺ͜Ε͔Β৴པੑʹऔΓΉ৫ʹ ରͯ͠ࢧԉΛߦ͏43&$FOUFSPG1SBDUJDFͱ&NCFEEFE43&ɺ1SPEVDU43&ͷࠞ߹৫
ߦಈํɺ৫ͷߏ Product SRE ։ൃνʔϜʹೖΓɺ৴པੑ্ͷͨΊ ʹɺ͕ࣗͨͪओಋͰऔΓΉ Embedded SRE ։ൃνʔϜʹରͯ͠ɺ৴པੑ্ͷͨ ΊʹɺҰॹʹͱΓ͘Ή ※ϑΣʔζ՝ͷۓٸͰSRE͕ओಋ͢Δ՝͕ҟͳΔ
৫ͷߏ ߦಈํ SRE Center of Practice SREνʔϜ։ൃνʔϜରͯ͠৴པੑ ্ͷͨΊʹɺࢧԉ͢Δ
৫ͷ৴པੑͷϚΠϯυηοτͱߦಈํɺ৫ߏ Product SRE ։ൃνʔϜʹೖΓɺ৴པੑ্ͷͨΊ ʹɺ͕ࣗͨͪओಋͰऔΓΉ "CTFOU ৴པੑ͜Ε͔ΒֶͿ SRE Center of
Practice SREνʔϜ։ൃνʔϜରͯ͠৴པੑ ্ͷͨΊʹɺࢧԉ͢Δ 1SPBDUJWF ৴པੑੵۃతʹରॲ͢Δͷ Embedded SRE ։ൃνʔϜʹରͯ͠ɺ৴པੑ্ͷͨ ΊʹɺҰॹʹͱΓ͘Ή ※ϑΣʔζ՝ͷۓٸͰSRE͕ओಋ͢Δ՝͕ҟͳΔ 3FBDUJWF ৴པੑϑΥϩʔ͢Δͷ 4USBUFHJD ৴པੑਁಁ͍ͯ͠Δͷ ৫ͷߏ ߦಈํ ৫ͷঢ়ଶ
৫ͷ৴པੑͷϚΠϯυηοτͱߦಈํɺ৫ߏ Product SRE ։ൃνʔϜʹೖΓɺ৴པੑ্ͷͨΊ ʹɺ͕ࣗͨͪओಋͰऔΓΉ "CTFOU ৴པੑ͜Ε͔ΒֶͿ SRE Center of
Practice SREνʔϜ։ൃνʔϜରͯ͠৴པੑ ্ͷͨΊʹɺࢧԉ͢Δ 1SPBDUJWF ৴པੑੵۃతʹରॲ͢Δͷ Embedded SRE ։ൃνʔϜʹରͯ͠ɺ৴པੑ্ͷͨ ΊʹɺҰॹʹͱΓ͘Ή ※ϑΣʔζ՝ͷۓٸͰSRE͕ओಋ͢Δ՝͕ҟͳΔ 3FBDUJWF ৴པੑϑΥϩʔ͢Δͷ 4USBUFHJD ৴པੑਁಁ͍ͯ͠Δͷ ৫ͷߏ ߦಈํ ৫ͷঢ়ଶ ࣮ࡍʹ࣌ؒͷܦաʹΑΓ ঃʑʹ༰͕มΘ͍ͬͯ͘ͷͰ ͦͷ࣌ʑʹ͋ͬͨʢֻ͚߹Θͤͨʣ ৫ͷߏΛݕ౼͢Δ
·ͱΊ
43&ͷ৫͕ϦʔμʔγοϓΛൃش͢ΔͨΊʹ ಈ͔͍ͨ͠৫ͷ৴པੑʹର͢Δߟ͑ΛΓ ߦಈํͱͦΕΛ࣮ݱ͢Δ৫ͷߏ͕ॏཁͰ͢