品質向上に繋ぐデザイン指標の作り方 v2

by Yasuhisa Hasegawa

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඼࣭޲্ʹܨ͙σβΠϯࢦඪͷ࡞Γํ ࿡ຊ໦σβΠφʔζ ௕୩઒ګٱ ೥݄೔

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σβΠϯΛ Ͳ͏ܭଌ͠·͔͢ʁ ͲͷࢦඪΛݟ·͔͢ʁ ͦ΋ͦ΋ܭଌͰ͖Δ΋ͷʁ

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Source: 95% сайтов в 2018-м году в одном UX-ролике

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਺஋্͛·͠ΐ͏จԽͷҋ Ϗδωεʹ͔ܽͤͳ͍͕ɺؾΛ͚ͭͳ͍ͱϢʔβʔମݧΛஶ͘͠ଛͳ͏ ਺஋Λ্͛Δͷ͸୹ظ໨ඪʹͳΓ͕ͪ ਺஋ͱސ٬ຬ଍͸Ұ֓ʹൺྫ͍ͯ͠ͳ͍ ٞ࿦͕͢΂͖ͱ͜Ζ͕ͩɺ σβΠφʔ͸ʜ ސ٬Ձ஋ΛݟఆΊΔͨΊͷจ຺ͷڞ༗͕ඞཁ

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཭୤཰ 70% ྑ͘ͳ͍ࢦඪͰ൑அ ݟํ࣍ୈͰํ޲ੑ͕มΘΔ

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཭୤཰ 70% ྑ͍ίϯςϯπ͕ඞཁ χʔζΛຬ͍ͨͯ͠Δ ίϯςϯπاըɾ੍࡞ Կ΋͠ͳ͍

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ฆΒΘ͍͠ࢦඪ ද૚తͳ਺஋͚ͩͰ൑அ͢Δ͜ͱͷةݥੑ 4% ίϯόʔδϣϯ཰ 10% ίϯόʔδϣϯ཰

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4% ίϯόʔδϣϯ཰ 10% ίϯόʔδϣϯ཰ ๚໰ऀ਺ 5000 ൢച਺ 200 ๚໰ऀ਺ 1000 ൢച਺ 100

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ྑ͘ͳ͍ࢦඪͷڞ௨఺ ࢦඪΛʰσβΠϯʱ͢Δ ༷ʑͳղऍ͕ੜ·ΕΔ վΊͯ෼ੳɾௐࠪ͠ͳ͍ͱཧղͰ͖ͳ͍ Ϣʔβʔͷ࢟ɾߦಈ͕ݟ͑ʹ͍͘ ؒҧͬͨ໨ඪʹ޲͔ͬͯਐΉ͜ͱ͕͋Δ

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Plan ܭը Do ࣮ߦ Action վળ Check ධՁ Α͘ݟ͔͚Δਤ

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Plan ܭը Do ࣮ߦ Action վળ Check ධՁ ݱ࣮

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ධՁʹ͕͔͔࣌ؒΔ ޡͬͨධՁΛ͢ΔՄೳੑ σβΠϯدΓͷղܾ͕೉͍͠ վળΛ͢Δ͕࣌ؒѹॖ͞ΕΔ ྑ͘ͳ͍ࢦඪ͕ੜΈग़͢1%$"

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ച্ རӹ ࢪࡦ

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ച্ རӹ ຬ଍౓ΛਤΔ ࢦඪ ࢪࡦ ސ٬ຬ଍ ސ٬ຬ଍͕ച্ɾརӹʹܨ͕Δ͜ͱΛূ໌͢Δ

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σβΠϯࢦඪͱ͸ʁ σβΠϯͷՁ஋ΛଌΔ Ϗδωεͷ੒௕ʹͭͳ͕Δސ٬ຬ଍ΛଌΔ ϢʔβʔʹՁ஋ఏڙ͍ͯ͠Δ͔Λܭଌ ސ٬ຬ଍Λ஌ΔͨΊͷߦಈ͸Կ͔ ͦΕΒ͸ԿΛܭଌͨ͠ΒཧղͰ͖Δͷ͔

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ACTIONABLE ࣮ߦՄೳ UNDERSTANDABLE ཧղՄೳ COMPARABLE ൺֱՄೳ ྑ͍σβΠϯࢦඪͷ৚݅ ॻ੶ʮ-FBO"OBMZUJDTʯΑΓ NORMALIZED ׂ߹ɾൺ཰ BEHAVIORAL ߦಈɾଶ౓

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ϖʔδϏϡʔ 1,000,000 ԿΛ͢΂͖͔෼͔Βͳ͍ ACTIONABLE ଟ͍͔গͳ͍͔෼͔Βͳ͍ COMPARABLE ࢦඪͷ໨త͕෼͔Βͳ͍ UNDERSTANDABLE Ϣʔβʔͷߦಈ͕෼͔Βͳ͍ BEHAVIORAL

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ԿΛ͢΂͖͔গ͠෼͔Δ ACTIONABLE গ͠ൺֱ͠΍͍͢ COMPARABLE ࢦඪͷ໨త͕গ͠෼͔Δ UNDERSTANDABLE ߦಈ͕গ͠ݟ͍͑ͯΔ BEHAVIORAL Ұिؒͷ࠶๚໰ऀͷׂ߹ 32%

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ԿΛ͢΂͖͔ߟ͑΍͍͢ ACTIONABLE վળ͔ͨ͠ൺֱ͠΍͍͢ COMPARABLE ࢦඪͷ໨త͕෼͔Δ UNDERSTANDABLE Ϣʔβʔͷߦಈ͕໌֬ BEHAVIORAL ҰिؒͰ࠷ޙ·ͰهࣄΛಡΉ ࠶๚໰ऀͷׂ߹ 20%

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ͷ࠶๚໰ऀ͕ ຖिɺ࠷ޙ·Ͱ هࣄΛಡΜͰ͍Δ ϖʔδϏϡʔ ҙຯ͕ͳ͍ ݄ؒ ๚໰ऀ਺ ۩ମੑ͕ͳ͍ Ұिؒʹ ࠶๚ͨ͠ Ϣʔβʔͷׂ߹ ྑ͍ ҰिؒͰ ࠷ޙ·ͰಡΜͩ Ϣʔβʔͷׂ߹ ૉ੖Β͍͠ ཧ૝

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ྑ͍ࢦඪͷ࢓૊Έ ͷ࠶๚໰ऀ͕ ຖिɺ࠷ޙ·Ͱ هࣄΛಡΜͰ͍Δ Ϣʔβʔͷ੒ޭମݧ ൺֱͰ͖Δظؒ ͙͢෼͔Δ໨ඪ ݟ͚ͨͩͰ෼͔Δ͜ͱ͕ॏཁ Ϣʔβʔଐੑ

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ྑ͍ࢦඪͷ࢓૊Έ ͷ࠶๚໰ऀ͕ ຖिɺ࠷ޙ·Ͱ هࣄΛಡΜͰ͍Δ ݟ͚ͨͩͰ෼͔Δ͜ͱ͕ॏཁ ਺஋͸ೖΕΔΑ͏ʹ͢Δ ࠷ॳ͸ ʰצʱ Ͱྑ͍ ܭଌޙɺ ௐ੔͢Δ ఆظతʹܭଌͯ͠ൺֱ͢Δश׳Λ

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ྑ͍ࢦඪͷ࢓૊Έ ࢦඪΛʰσβΠϯʱ͢Δ Ϣʔβʔΰʔϧʹج͍͍ͮͯΔ ظ͕ؒ۠੾ΒΕ͍ͯΔ ਺஋͚ͩͳׂ͘߹ɾൺ཰ؚ͕·Ε͍ͯΔ ܭଌͷ݁Ռʹج͍ͮͯվળͰ͖Δ

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ࢦඪ࡞ΓͷୈҰา σβΠϯࢹ఺ͱϏδωεࢹ఺Ͱߟ͑Δͭͷ࣭໰ རӹΛੜΈग़͢ϢʔβʔͷλεΫ͸ʁ Ϣʔβʔδϟʔχʔ΍νϟωϧ͸Ͳ͏͔ʁ ૊৫ͱͯ͠ͷΰʔϧͱઓུ͸Կ͔ʁ ϓϩμΫτϩʔυϚοϓ͸ʁ

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·ͱΊ ͥͻσβΠϯࢦඪΛ࡞ͬͯΈ͍ͯͩ͘͞ Ϣʔβʔͷ੒ޭମݧΛݴޠԽ ϏδωεࢦඪΛϢʔβʔΰʔϧʹஔ͖׵͑ͨΒʁ Կ౓΋࡞ͬͯਫ਼౓Λ্͍͛ͯ͘ ఆظతʹܭଌͯ͠σβΠϯͷՁ஋Λ͍ࣔͯ͘͠

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௕୩઒ګٱ @yhassy [email protected] !