情報処理学会 インタラクション 2019
IPSJ Interaction 20192P-79
2019/3/6VR ʹ͓͚ΔԾ૝తͳࡔಓঢ߱ಈ࡞ͱࢹ֮ૢ࡞ʹର͢ΔϢʔβධՁౡଜ ྅1,a)‫ם‬઒ ੨ଡ1த௩ ‫و‬೭1‫ٶ‬઒ ᠳ‫و‬1৿ౡ ൟੜ2,b)֓ཁɿຊ‫Ͱڀݚ‬͸‫͍͓ͯʹۭ࣮ؒݱ‬ฏ஍Λา͍͍ͯΔϢʔβʹର͠ɼϔουϚ΢ϯτσΟεϓϨΠʢHMDʣΛ༻͍ͯࡔಓΛදࣔ͠ɼঢ߱ͤͨ͞ࡍͷ஌֮ʹؔͯ͠ϢʔβධՁΛߦͬͨɽ޿͘ී‫͍ͯ͠ٴ‬Δ HMD ͷଟ͘͸ɼ࢖༻‫ͯ͠ͱڥ؀‬ϦϏϯά΍࣮‫͍ͨͬͱࣨݧ‬෦԰Λ૝ఆ͍ͯ͠Δɽ‫–࣮ݱ‬Ծ૝ۭؒʹ͓͚ΔҠಈྔΛҰରҰͰରԠ͍ͤͯ͞Δ‫ݶ‬ΓɼԾ૝ۭؒͰͷߦಈൣғ͸‫࣮ݱ‬ͷϧʔϜεέʔϧʹ‫ݶ‬ఆ͞ΕΔɽಛʹԖ௚ํ޲΁ͷҠಈ͸ɼ࣮ࡍͷ֊ஈΛొΔͱ͍ͬͨ‫ݥة‬Λ൐͏ɽͦͷͨΊɼHMD ͷදࣔํ๏Λ੍‫ޚ‬ʢҎԼɼࢹ֮ૢ࡞ʣ͠ϢʔβΛ༠ಋ͢Δ͜ͱͰɼԾ૝ۭؒʹ͓͚ΔσβΠϯͷࣗ༝౓Λ֦ு͢ΔऔΓ૊Έ͕ͳ͞Ε͖ͯͨɽ͔͠͠ͳ͕Βɼਓؒͷ஌͕֮େ͖ؔ͘ΘΔ͜ͱ΋͋Γ࠷దͳࢹ֮ૢ࡞͸͍·ͩఏҊ͞Ε͍ͯͳ͍ɽຊ‫ڀݚ‬͸έʔεελσΟͱͯ͠ɼฏ஍ΛҠಈ͢ΔϢʔβ͕Ծ૝తͳࡔಓΛঢ߱͢Δࡍͷ஌֮ΛϦΞϦςΟɾෛՙ‫ײ‬ɾߴ౓มԽ‫ײ‬ͷ 3 ͭͷଆ໘͔Βௐࠪͨ͠ɽϢʔβධՁͷ݁ՌɼԾ૝ۭؒ಺Ͱͷ಄෦͓Αͼ଍ͷҠಈྔΛมߋ͢Δ͜ͱͰɼϢʔβͷ਎ମ΁ෛՙ‫ײ‬Λ༩͑Δ܏޲͕͋Δ͜ͱΛ֬ೝͨ͠ɽ

1. ಋೖόʔνϟϧϦΞϦςΟʢVRʣମ‫ݧ‬ͷ޲্ʹ͸ɼԾ૝ۭؒ΁ͷ຅ೖ‫͍ͳ͔͕ͤܽײ‬ϢʔβϏϦςΟͷҰͭͰ͋Δɽө૾΍ηϯαٕज़ͱ͍ͬͨ VR ʹؔ࿈͢Δٕज़͸೔ʑਐาΛ਱͓͛ͯΓɼ‫ͱ࣮ݱ‬ͷΪϟοϓ͸ຒ·Γͭͭ͋Δɽόʔνϟϧମ‫ʹݧ‬͸ҰൠʹɼϔουϚ΢ϯτσΟεϓϨΠʢHMDʣͱ‫ݺ‬͹ΕΔ಄෦૷ண‫ܕ‬σόΠεͱτϥοΧʔͱ‫ݺ‬͹ΕΔҐஔ௥੻σόΠε͕༻͍ΒΕΔɽ͜ΕΒͷσόΠε͸ɼٕज़Realਤ 1VirtualVR ʹ͓͚ΔԾ૝తͳࡔಓͷঢ߱ಈ࡞ɽత੍໿ʹΑΓར༻Մೳൣғ͕਺ [m] ʷ ਺ [m]ʢҎ‫ޙ‬ɼϧʔϜεέʔϧͱ‫Ϳݺ‬ʣʹ‫ݶ‬ΒΕ͍ͯΔɽͦͷͨΊԾ૝ۭؒͱ‫ۭ࣮ؒݱ‬Λ 1 ର 1 ʹରԠ෇͚ͯ͠·͏ͱɼԾ૝ۭؒͷେ͖͞͸ϧʔϜεέʔϧʹଋറ͞Εͯ͠·͏ɽ͜ͷࣄ࣮͸Ծ૝ۭؒͷσβΠϯͷࣗ༝౓Λԡ͠Լ͛Δେ͖ͳཁҼͷҰͭͱͳ͍ͬͯΔɽ͜ͷ໰୊఺Λղܾ͢Δख๏ͱͯ͠ɼԾ૝ۭؒͷେ͖͞Λਫฏํ޲ [1], [2], [3]ɼ·ͨ͸ਨ௚ํ޲ [4], [5], [6] ΁֦ு͢Δख๏͕‫͞ڀݚ‬Ε͍ͯΔɽԾ૝ۭؒΛ֦ு͢ΔͨΊͷ‫ط‬ଘ‫ڀݚ‬͸ɼʢ1ʣࢹ֮ૢ࡞Λ༻͍ͨख๏ [1], [2], [3], [5]ɿϢʔβͷࢹ఺΍ख଍ͷҐஔʹରͯ͠Ծ૝ۭؒͱ‫ۭ࣮ؒݱ‬ͷؒʹࠩҟΛ෇༩ɼʢ2ʣϋʔυ΢ΣΞΛ༻͍ͨख๏ [4], [7], [8]ɿ਎
ମʹ͔͔Δෛՙ΍৮֮ϑΟʔυόοΫΛϋʔυ΢ΣΞΛ༻͍ͯ࠶‫ݱ‬ɼͱ͍͏ೋͭͷख๏ʹେผ͞ΕΔɽͦͷதͰ΋ຊ‫Ͱڀݚ‬͸ɼࢹ֮ૢ࡞Λ༻͍ͯԾ૝ۭؒ಺ʹ͓͚Δࡔಓͷঢ߱ಈ࡞Λද‫͠ݱ‬ʢਤ 1ʣɼঢ߱ಈ࡞ʹର͢ΔϢʔβධՁΛߦͳ͏ɽ۩ମతʹ͸ࢹ֮ૢ࡞ͱͯ͠ɼϢʔβͷ಄෦͓Αͼ଍ͷҐஔʹؔͯ͠ʢ1ʣ܏ࣼʹ߹Θͤͨߴ౓มԽΛՃ͑Δɼ
ʢ2ʣ‫͚͓ʹۭ࣮ؒݱ‬ΔҠಈྔΛఆ਺ഒͨ͠ҠಈྔΛԾ૝ۭؒʹ൓өͤ͞Δɼͱ͍͏ೋ఺ʹ͍ͭͯධՁΛߦͳ͏ɽ͞Βʹຊ‫Ͱڀݚ‬͸ɼҎ্ͷࢹ֮ૢ࡞Λ෇༩͢ΔγεςϜΛ࣮૷͠ɼ࣮ࡍʹԾ૝ۭؒ಺ͷࡔಓΛঢ߱͢ΔλεΫΛ
Ϣʔβʹ༩͑Δ͜ͱͰԾ૝ۭؒ಺ʹ͓͚Δঢ߱ಈ࡞ͷϦΞϦςΟɼ਎ମ͕‫͡ײ‬Δෛՙ‫͓ײ‬Αͼߴ౓มԽ‫ײ‬Λௐࠪ͢Δɽ12a)b)ૣҴాେֶૣҴాେֶཧ޻ֶज़Ӄ૯߹‫ڀݚ‬Պ
s-ryo@akane.waseda.jpshigeo@waseda.jp© 2019 Information Processing Society of Japanຊ࣮‫ݧ‬ͷௐࠪ݁Ռ͔Βɼʢ1ʣԾ૝ۭؒʹ͓͚ΔϢʔβͷҠಈྔΛ‫ۭ࣮ؒݱ‬ͷҠಈྔΑΓখ͘͢͞Δ͜ͱͰɼϢʔβʹରͯ͠ෛՙΛ‫ͤ͞͡ײ‬Δ͜ͱ͕ՄೳͱͳΔɼʢ2ʣࡔಓͷ܏710

情報処理学会 インタラクション 2019IPSJ Interaction 2019ࣼ֯౓ͱϢʔβͷ஌֮ͷؒʹ૬ؔؔ܎͸֬ೝ͞Εͳ͔ͬͨɼͱ͍͏ϑΟʔυόοΫ͕ಘΒΕͨɽ

2. ؔ࿈‫ڀݚ‬

2P-79
2019/3/6

࿦͢Δɽ

3. ࣮‫ࢀݧ‬Ճਓ਺ͷ֦େɿ Matsumoto Βͷ࣮‫Ͱݧ‬͸ 3 ਓͷ࣮‫ࢀݧ‬Ճऀʹର࣮ͯ͠‫ݧ‬Λߦͳͬͨɽຊ‫Ͱڀݚ‬͸ 12ਓͷ࣮‫ࢀݧ‬Ճऀʹର࣮ͯ͠‫ݧ‬Λߦ͏ɽ

2.1 ࢹ֮ૢ࡞Λ༻͍ͨԾ૝ۭؒͷԖ௚ํ޲΁ͷ֦ுख๏‫͚͓ʹۭ࣮ؒݱ‬Δਫฏํ޲ͷҠಈΛɼԾ૝ۭؒʹ͓͚ΔԖ௚ํ޲΁ͷҠಈʹ֦ு͢Δ͜ͱΛ໨తͱͯ͠ɼࢹ֮ૢ

2.2 ϋʔυ΢ΣΞΛ༻͍ͨԾ૝ۭؒͷ֦ுख๏ϋʔυ΢ΣΞΛ༻͍ͯԾ૝ۭؒΛԖ௚ํ޲ʹ֦ு͢Δγ࡞Λ༻͍Δ͜ͱͰฏୱͳ‫ͱۭ࣮ؒݱ‬͸ҟͳΔ‫ܗ‬ঢ়Λ࣋ͬεςϜ͕‫͞ڀݚ‬Ε͍ͯΔɽIwata Β [7] ͸ɼϢʔβͷਐߦํͨԾ૝ۭؒΛද‫͢ݱ‬Δख๏͕‫͞ڀݚ‬Ε͍ͯΔ [4], [5], [6]ɽ޲ͱ͸‫ʹ͖޲ٯ‬ಈ͘ஈࠩͷ্ΛϢʔβʹา͔ͤΔ͜ͱͰɼMarchal Β [5] ͸ɼฏୱͳ‫ۭ࣮ؒݱ‬ΛҠಈ͢ΔϢʔβͷࢹ఺Ծ૝ۭؒʹ͓͚Δ֊ஈͷঢ߱Λද‫ͨ͠ݱ‬ɽIwata ΒͷγεͷҐஔɼ֯౓͓Αͼ଎౓ΛԾ૝ۭؒ಺ͷ‫ܗ‬ঢ়ʹ߹ΘͤͯมςϜͰ͸‫͍͓ͯʹڥ؀࣮ݱ‬΋ஈࠩΛঢ߱͢ΔͨΊɼஈࠩͷߋ͢ΔγεςϜΛఏҊͨ͠ɽධՁ࣮‫ʹݧ‬ΑͬͯɼఏҊγεঢ߱ʹ൐ͬͯੜ͡ΔෛՙΛϢʔβʹ༩͑Δ͜ͱ͕ՄೳͱͳςϜ͸Ϣʔβ͕Ծ૝ۭؒ಺ͷ஍‫ܗ‬ʢԜತͷ༗ແʣΛ൑ผ͢Δɽ·ͨ Nagao Β [4] ͸ɼԾ૝ۭؒ಺ͷஈࠩΛঢ߱͢Δࡍ

Δ্Ͱ༗༻Ͱ͋Δ͜ͱΛࣔͨ͠ɽ͔͠͠ͳ͕Β Marchal Βʹɼ‫ʹ্ۭ࣮ؒݱ‬഑ஔ͞Εͨಥ‫ى‬ΛϢʔβʹ౿·ͤΔγεͷ࣮‫͔ݧ‬Β͸ɼฏୱͳ‫ͱۭ࣮ؒݱ‬Ծ૝ۭؒͷ஍‫ܗ‬ͷҧ͍͔ςϜΛఏҊͨ͠ɽ֊ஈͷ֯ʹ‫ཱͨͯݟ‬ಥ‫͔ى‬ΒಘΒΕΔ৮Βੜ͡ಘΔϢʔβͷ஌֮ʹ͍ͭͯௐ͕ࠪߦΘΕ͍ͯͳ͍ɽ֮ϑΟʔυόοΫʹΑͬͯɼ‫࣮ݱ‬ͷஈࠩΛঢ߱͢Δ‫֮ײ‬Λͦ͜Ͱຊ‫Ͱڀݚ‬͸ɼԾ૝ۭؒ಺ʹଘࡏ͢ΔࡔಓΛϢʔβ͕༩͑Δ͜ͱ͕ՄೳͱͳΔɽ͔͠͠ͳ͕Βɼ͜ΕΒͷϋʔυঢ߱ͨ͠ࡍʹ‫͡ײ‬ಘΔ஌֮ʢ਎ମ͕‫͡ײ‬Δෛՙɼঢ߱ಈ࡞΢ΣΞΛ࢖༻ͨ͠ख๏͸ɼϢʔβ͕ϋʔυ΢ΣΞͷಈ͘଎ͷϦΞϦςΟɼߴ౓มԽ‫ײ‬ʣʹ஫໨ͯ͠ϢʔβධՁΛߦ͏ɽ౓΍ઃஔҐஔʹ߹ΘͤͨҠಈ͔͠Ͱ͖ͳ͍ͱ͍͏੍໿͕Ծ૝ۭؒ಺ͷࡔಓΛঢ߱͢Δࡍʹੜ͡ΔϢʔβͷ஌֮͋ΔɽΛௐࠪͨ͠‫ͯ͠ͱڀݚ‬ɼMatsumoto Β [6] ͷ‫͕͋ڀݚ‬Δɽ

Matsumoto Β͸ɼԾ૝ۭؒʹ͓͚Δࡔಓͷঢ߱Λද‫͢ݱ‬

2.3 ࢹ֮ૢ࡞Λ༻͍ͨ਎ମ‫ػ‬ೳͷ֦ுख๏ΔͨΊʹɼʢ1ʣࡔಓʹ͋ΘͤͯϢʔβͷ಄෦͓Αͼ଍ͷҐɹ VR ʹΑΔࢹ֮ૢ࡞Λ༻͍ͨ਎ମ‫ػ‬ೳͷ֦ுख๏ͱ͠ஔΛมߋ͢Δɼ
ʢ2ʣ‫͚͓ʹۭ࣮ؒݱ‬ΔҠಈྔΛఆ਺ഒͨͯ͠ɼख΍଍ͷେ͖͞Λมߋͯ͠දࣔ͢ΔγεςϜ [10], [11]ҠಈྔΛԾ૝ۭؒʹ൓өͤ͞Δɼͱ͍͏ೋͭͷࢹ֮ૢ࡞Λ΍ɼ‫ͱۭ࣮ؒݱ‬͸ҟͳΔҐஔʹϢʔβͷखͷҐஔΛදࣔ͢ߦͳͬͨɽಛʹʢ2ʣʹ͍ͭͯ Matsumoto Β͸ɼࡔಓΛొΔγεςϜ [9] ͕‫͞ڀݚ‬Ε͍ͯΔɽ͜ΕΒͷ‫ڀݚ‬͸γεςΔࡍ͸ҠಈྔΛ‫͚͓ʹۭ࣮ؒݱ‬ΔҠಈྔΑΓ΋খ͘͞ઃఆϜͷϢʔβ࣮‫ݧ‬Λ௨ͯ͠ɼϢʔβͷ਎ମͷҐஔ΍େ͖͞͠ɼ൓ରʹ߱Δࡍ͸ҠಈྔΛେ͖͘ઃఆ࣮ͯ͠‫ݧ‬Λߦͳͬʹ͓͍ͯ‫ͱۭ࣮ؒݱ‬Ծ૝ۭؒͷؒʹࠩҟΛ࣋ͨͤΔ͜ͱͨɽ࣮‫͔ݧ‬Βɼಉ֯͡౓ͷࡔಓΛঢ߱͢Δ৔߹ɼҠಈྔΛ͕ɼϢʔβͷ஌֮ʹͲͷΑ͏ͳӨ‫ڹ‬Λ༩͑Δ͔Λ֬ೝͨ͠ɽมԽͤͨ࣌͞ͷํ͕Ϣʔβ͸‫ࡔͳٸ‬ಓʹ‫͡ײ‬Δɼͱ͍͏݁Jun Β [10] ͸ɼԾ૝ۭؒ಺ʹදࣔ͢Δ଍ͷେ͖͕͞஌֮͢Ռ͕ಘΒΕͨɽຊ‫Ͱڀݚ‬͸ɼԾ૝తͳࡔಓͷঢ߱ಈ࡞ͱࢹΔԾ૝ۭؒͷ޿͞ʹӨ‫ڹ‬Λ༩͑Δ͜ͱΛ࣮‫͔ݧ‬Β໌Β͔ʹ֮ૢ࡞ʹର͢ΔϢʔβධՁΛɼҎԼʹࣔ͢ࡾ఺ʹ͍ͭͯ

ͨ͠ɽ·ͨɼLinkenauger Β [11] ͸ɼԾ૝ۭؒ಺ͷखͷେMatsumoto Βͷௐ͔ࠪΒ͞Βʹ֦େͯ͠ߦ͏ɽ͖͕͞஌֮͢ΔԾ૝ۭؒ಺ͷ෺ମͷେ͖͞ʹӨ‫ڹ‬Λ༩͑Δ1ɽϢʔβͷ஌֮ʹؔ͢ΔධՁɿ Matsumoto ΒʹΑΔ‫ݚ‬͜ͱΛ࣮‫͔ݧ‬Β໌Β͔ʹͨ͠ɽ‫Ͱڀ‬͸ɼҠಈྔΛมߋͨ͠ࡍʹ௨ৗͷҠಈྔͷ࣌ͱൺຊ‫Ͱڀݚ‬͸ɼʢ1ʣ܏ࣼʹ߹Θͤͨߴ౓มԽΛՃ͑Δɼ
ʢ2ʣ΂ͯࡔಓΛ‫͡ײʹٸ‬Δ͔൱͔ͱ͍͏఺ͷΈௐࠪΛߦ‫͚͓ʹۭ࣮ؒݱ‬ΔҠಈྔΛఆ਺ഒͨ͠ҠಈྔΛԾ૝ۭؒʹͳ͍ͬͯΔɽຊ‫Ͱڀݚ‬͸ҠಈྔͷมԽ཰Λࡾஈ֊ઃఆ൓өͤ͞Δɼͱ͍͏ೋͭͷࢹ֮ૢ࡞ΛՃ͑ΔγεςϜΛ࣮͠ɼͦΕͧΕʹରͯ͠ঢ߱࣌ͷ਎ମ͕‫͡ײ‬Δෛՙ‫ײ‬ɼ૷͢Δɽ͞ΒʹγεςϜͷධՁ࣮‫ݧ‬Λ௨ͯ͠ɼࢹ֮ૢ࡞͔ঢ߱ಈ࡞ͷϦΞϦςΟɼߴ౓มԽ‫ײ‬ͷࡾͭʹ͍ͭͯΞΒੜͨ͡‫ͱۭ࣮ؒݱ‬Ծ૝ۭؒͷؒͷࠩҟ͕Ϣʔβͷ஌֮ͲϯέʔτௐࠪΛߦ͏ɽ͞ΒʹಘΒΕͨ݁Ռ͔Βɼ֤࣭ͷΑ͏ʹӨ‫ڹ‬Λ༩͑Δ͔Λௐࠪͨ͠ɽ໰ࣄ߲ͱࡾஈ֊ͷҠಈྔͷ૬ؔʹؔͯ͠ߟ࡯Λߦ͏ɽ

2ɽࡔಓͷ֯౓ͱϢʔβͷ஌֮ͷ૬ؔɿ Matsumoto Β͸ొΓࡔͱ߱ΓࡔΛೋछྨͣͭ༻ҙ͠ɼొΓࡔͰ͸Ҡಈɹɹɹ

3. ࣮‫ݧ‬ྔΛখ͘͞ɼ߱ΓࡔͰ͸ҠಈྔΛେ͖͘ઃఆ͢Δɼͱຊ࣮‫ݧ‬ͷ໨త͸ɼฏ஍ΛҠಈ͢ΔϢʔβ͕Ծ૝తͳࡔಓ͍͏ೋͭͷίϯσΟγϣϯͰௐࠪΛߦͳ͍ͬͯΔɽຊ

Λঢ߱͢Δࡍʹ‫͡ײ‬Δ஌֮Λௐࠪ͢Δ͜ͱͰ͋Δɽຊ࣮‫ݧ‬‫Ͱڀݚ‬͸ࡔಓͷ֯౓ΛొΓ߱ΓͦΕͧΕࡾஈ֊ͣͭ‫ܭ‬Ͱ͸ɼԾ૝తͳࡔಓΛঢ߱͢Δ࣌ɼࡔಓͷ܏ࣼɾ಄෦͓Α࿡छྨͷࡔಓʹର࣮ͯ͠‫ݧ‬Λߦ͍ɼલड़ͷϢʔβͷ஌ͼ଍ͷҠಈྔͷมߋ͕ਓͷ஌֮ʹͲͷΑ͏ͳӨ‫ڹ‬Λ༩͑Δ֮ʹؔͯ͠ɼԾ૝ۭؒͷࡔಓͷ܏ࣼ֯౓ͱͷؔ܎Λ͔ٞΛௐࠪͨ͠ɽຊ࣮‫Ͱݧ‬͸ɼาߦೳྗ΍ࢹྗʹ໰୊͕ͳ͘© 2019 Information Processing Society of Japan711

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3.1 ίϯσΟγϣϯຊ‫Ͱڀݚ‬͸ύϥϝʔλͱͯ͠ɼʢ1ʣࡔಓͷ܏ࣼ֯౓ɼ
ʢ2ʣ಄෦͓Αͼ଍ͷҠಈྔͷೋͭΛ༻ҙͨ͠ɽຊ࣮‫Ͱݧ‬͸࿡ஈ֊ͷ܏ࣼ֯౓ɼࡾஈ֊ͷҠಈྔΛ༻ҙ͠ɼ͜ΕΒΛ૊Έ߹ΘͤΔ͜ͱͰ 18 छྨͷίϯσΟγϣϯΛ༻ҙͨ͠ɽ3.1.1 ࡔಓͷ܏ࣼ֯౓ຊ࣮‫༻Ͱݧ‬ҙͨ͠Ծ૝ۭؒ͸ਤ 2 ʹࣔ͢Α͏ͳ࢛ͭͷࡔಓΛ‫ؚ‬ΜͩີดۭؒͰ͋ΔɽͦΕͧΕͷࡔಓ͸ਫฏͳགྷΓ৔Ͱ‫͍͕ͯͬܨ‬Δɽ·ͨɼҰͭͷࡔಓͷਫฏํ޲ͷ௕͞͸

2.4 [m]ɼགྷΓ৔ͷ෯͸ 1.0 [m] Ͱ͋Δɽຊ࣮‫Ͱݧ‬͸ɼొΓɾ߱ΓͦΕͧΕʹ͓͍ͯ ±5◦ ɼ±15◦ ɼ±25◦ ɼ‫ ܭ‬6 ௨Γͷ܏ࣼ֯౓ͷࡔಓʢਤ 2ʣΛௐࠪͨ͠ɽ·ͨɼͲͷ܏ࣼ֯౓ʹ͓͍ͯ΋Ծ૝ۭؒ಺ʹ͓͚Δࡔಓͷਫฏํ޲ͷ௕͞͸ 2.4[m] ʹ‫ݻ‬ఆͨ͠ɽ
3.1.2 ಄෦͓Αͼ଍ͷҠಈྔ಄෦͓Αͼ଍ͷҠಈྔͷมߋͱ͸ɼਤ 3 ͷΑ͏ʹ‫Ͱ࣮ݱ‬ͷҠಈྔʹఆ਺ഒΛ৐ࢉ͠ɼ͜ΕΛԾ૝ۭؒͰͷҠಈྔʹ൓ө͢Δ͜ͱΛࢦ͢ɽຊ࣮‫Ͱݧ‬͸ɼ0.6 ഒɼ1.0 ഒɼ1.4 ഒͷഒ཰Λௐࠪͨ͠ʣɽͲͷഒ཰ʹ͓͍ͯ΋ɼࡔಓͷਫฏํ޲ͷ௕͞ɼགྷΓ৔ͷ෯͸‫ݻ‬ఆͨ͠ɽ

3.2 ࣮૷
ਤ 4 ʹ ࣔ ͠ ͨ ࠲ ඪ ‫ ͯ ͍ ͓ ʹ ܥ‬ɼ಄ ෦ ͓ Α ͼ ଍ ͷ ηϯαΛτϥοΩϯάͯ͠ಘΒΕͨ‫͚͓ʹۭ࣮ؒݱ‬Δ࠲ ඪ (xreal , yrea , zreal ) ͱ ɼԾ ૝ ۭ ؒ ʹ ͓ ͚ Δ ද ࣔ Ґ ஔ© 2019 Information Processing Society of Japan(xvirtual , yvirtual , zvirtual ) ΛɼҎԼͷࣜ 1–ࣜ 3 Λ༻͍ͯ
ରԠ͚ͮΔɽ‫਺ۮ‬൪໨ͷགྷΓ৔ʹҐஔ͢Δͱ͖ (0 < xreal ≤ 1)⎧⎪
⎨ xvirtual = xreal
yvirtual = yreal⎪⎩
zvirtual = zreal + Hi(1)ࡔಓʹҐஔ͢Δͱ͖ (1 < xreal ≤ 1 + 2.4T )⎧⎪⎨ xvirtual = 1 + T (xreal − 1)
yvirtual = yreal⎪⎩
zvirtual = zreal + Hi + (xvirtual − 1)tanθi(2)2.4‫਺ح‬൪໨ͷགྷΓ৔ʹҐஔ͢Δͱ͖ (1+ 2.4T < xreal ≤ 2+ T )⎧2.4⎪⎨ xvirtual = 2.4 − T + xrealyvirtual = yreal⎪⎩
zvirtual = zreal + Hi + 2.4tanθi(3)ͨͩ͠ɼθi ɼHi ͸ͦΕͧΕҎԼͷࣜ 4 ͓Αͼࣜ 5 Λຬͨ͢ɽ⎧⎪⎪⎪ θ⎪
⎨ −θ
θi =
⎪ θ⎪
⎪
⎪
⎩ −θ

(0 ≤ yreal < 0.8)

(0.8 ≤ yreal < 1.6)

(1.6 ≤ yreal < 2.4)

(4)

(2.4 ≤ yreal < 3.2)

712

情報処理学会 インタラクション 2019
IPSJ Interaction 2019⎧⎪
⎨ 0Hi =4.8tanθ
⎪⎩
9.6tanθ(0 ≤ yreal < 0.8)

(0.8 ≤ yreal < 2.4)

2P-79
2019/3/6Participant(5)(2.4 ≤ yreal < 3.2)·ͨɼθ ͸Ծ૝ۭؒ಺ʹදࣔ͢Δࡔಓͷ֯౓Λද͠ɼT ͸‫͚͓ʹۭ࣮ؒݱ‬ΔҠಈྔͱԾ૝ۭؒʹ͓͚ΔҠಈྔͷൺΛ

Experimenterද͢ɽຊγεςϜͰ͸Ϣʔβͷ಄෦ɼӈ଍ɼࠨ଍ͷҐஔΛऔಘ͠ɼͦΕͧΕʹରͯࣜ͠ 1–ࣜ 3 Λద༻͢Δ͜ͱͰԾ૝
ۭؒʹ͓͚Δ಄෦ɼӈ଍ɼ͓Αͼࠨ଍ͷදࣔҐஔΛ‫͢ࢉܭ‬ਤ 5Δɽ·ͨϢʔβͷ଍͕ࡔಓྖҬʹҐஔ͢Δ࣌͸ɼࡔಓͷ܏Ϣʔβͷ஌֮ௐ࣮ࠪ‫ݧ‬ࣼ֯౓ θ ʹ߹Θͤͯදࣔ͢Δ଍ͷ֯౓Λมߋ͢Δɽʢ༗ҙਫ४ɿ5%ʣΛ༻͍ͯίϯσΟγϣϯؒͷείΞʹ༗

3.3 ࣮‫ڥ؀ݧ‬ຊ࣮‫ࢀݧ࣮͍͓ͯʹݧ‬Ճऀ͸ɼো֐෺ͷͳ͍ 4 [m]×6ҙ͕ࠩ֬ೝ͞ΕΔ͔‫ͨ͠ূݕ‬ɽ͞Βʹ֤ίϯσΟγϣϯʹ͓͚ΔϢʔβධՁʹ͍ͭͯৄࡉͳϑΟʔυόοΫΛಘΔͨ[m] ͷ࣮‫಺ࣨݧ‬ΛɼHTC VIVE Pro*1 ʢղ૾౓ɿย໨͋ͨΊʹΠϯλϏϡʔΛ࣮ࢪͨ͠ɽΓ 1440×1600ʢԣ × ॎʣ [pixel]ɼϦϑϨογϡϨʔτɿ90

3.5.1 ϦΞϦςΟʹؔ͢ΔϢʔβධՁ[Hz]ɼࢹ໺֯ɿ110◦ ʣΛ૷ணͯ͠Ҡಈͨ͠ɽ಄෦͓Αͼ྆଍ҰͭͷίϯσΟγϣϯʹ͓͚ΔλεΫ͕ऴྃ͢Δ͝ͱ

ͷτϥοΩϯά͸ HTC VIVE Pro ʹ෇ଐ͢ΔτϥοΧΛʹɼϦΞϦςΟʹؔ͢ΔධՁΛɼSUS PQ[12] Λ༻͍ͯߦ༻͍ͯߦͳ͍ɼHMD ʹදࣔ͞ΕΔө૾͸ɼHTC VIVE Pro

ͳͬͨɽSUS PQ ͸ɼҎԼʹࣔͨ͠ࡾͭͷ࣭໰ʢQ1–Q3ʣ͔Β༗ઢͰ‫͕ͨͬܨ‬ύιίϯʢCPUɿIntel Core i7-7700HQରͯ͠ಉҙ͢Δ͔Ͳ͏͔Λࣣஈ֊ͷϦοΧʔτई౓ʢશ͘

ɼGPUɿ NVIDIA GeForce GTX1070ɼϝϞϦɿ16GBʣ͔

ಉҙ͠ͳ͍৔߹Λ 1ɼ‫͘ڧ‬ಉҙ͢Δ৔߹Λ 7ʣͰճ౴ɾू‫ܭ‬Β Unity3D Λ༻͍ͯඳըͨ͠ɽ࣮‫ݧ‬த͸ɼ҉ນͰ۠੾ΒΕ͠ɼࡾͭͷධՁ఺ͷฏ‫ۉ‬Λ࠷ऴతͳධՁͱ͢ΔɽͨϓϨΠΤϦΞͷ֎Ͱ‫ܜٳ‬ΛऔΔ͜ͱͰɼ‫ۭ࣮ؒݱ‬ͷߏ଄

Q1 ࡔಓͷঢ߱࣌ʹࣗ෼͕ͦͷ৔ʹ͍Δͱ‫ͨ͡ײ‬Λ࣮‫ࢀݧ‬Ճऀʹ೺Ѳ͞Εͳ͍Α͏ʹ഑ྀͨ͠ɽ

Q2 λεΫͱͯ͠ߦͳͬͨࡔಓͷঢ߱͸ɼ‫͚͓ʹ࣮ݱ‬Δࡔಓͷঢ߱ͱࣅ͍ͯͨ3.4 ࣮‫ݧ‬ͷྲྀΕ࣮‫Ͱݧ‬͸࿡छྨͷ܏ࣼͦΕͧΕʹରͯ͠ɼࡾछྨͷҟͳ

Q3 ۭؒΛओମతʹҠಈ͢Δ͜ͱ͕Ͱ͖ͨ
3.5.2 ෛՙ‫ײ‬ɼߴ౓มԽ‫ؔ͢ʹײ‬ΔϢʔβධՁΔҠಈྔΛઃఆͨ͠ίϯσΟγϣϯԼͰࡔಓΛొΓ߱Γ͢·ͨɼҰͭͷλεΫ͕ऴྃ͢Δ͝ͱʹҎԼʹࣔ͢Α͏ʹɼΔλεΫΛ༩͑Δɽ࣮‫ݧ‬த͸࣮‫ࢀݧ‬Ճऀͷิॿ͓Αͼ҆શࡔಓͷঢ߱ಈ࡞ʹ൐͏ෛՙ‫ײ‬ʢQ4ʣ͓Αͼɼߴ౓มԽ‫ײ‬֬อΛߦ͏ͨΊʹɼ࠷௿Ұ໊ͷ࣮‫ऀࢪ࣮ݧ‬Λ༻ҙͨ͠ʢਤ

ʢQ5ʣʹ͍ࣣͭͯஈ֊ͷϦοΧʔτई౓Ͱճ౴ɾू‫ͨ͠ܭ‬ɽ

5ʣɽҰͭͷίϯσΟγϣϯ͕ऴΘΔ͝ͱʹϦΞϦςΟɼ਎Q4 ‫Ͱ࣮ݱ‬ฏ஍Λา࣌͘ͱൺ΂ͯɼͲͷ͘Β͍ͷෛՙΛ‫ײ‬ମ΁ͷෛՙɼߴ౓มԽ‫ײ‬Λௐࠪͨ͠ɽࡾछྨͷҠಈྔͷ࢖͔ͨ͡༻ॱং͸܏ࣼ֯౓͝ͱʹϥϯμϜʹબ୒ͨ͠ɽ·ͨɼҰछ(ฏ஍Λา࣌͘ͱൺֱͯ͠ɼ1ɿෛՙ͕গͳ͔ͬͨɼ4ɿྨͷ܏ࣼʹ͓͚ΔࡾճͷλεΫ͕ऴྃ͢Δ͝ͱʹɼࡾछಉ͡‫͞ڧ‬ͷෛՙΛ‫ͨ͡ײ‬ɼ7ɿେ͖ͳෛՙΛ‫)ͨ͡ײ‬ྨͷҠಈྔʹରͯ͠ͷ‫ײ‬૝ΛਘͶΔ࣭໰Λ‫ؚ‬ΜͩΠϯλ

Q5 ࡔಓͷঢ߱Λͯ͠ɼͲͷ͘Β͍ߴ౓͕มԽͨ͠‫͕֮ײ‬ϏϡʔΛ࣮ࢪͨ͠ɽ࿡छྨͷ܏ࣼ֯౓ͷ࢖༻ॱংʹ͍͔ͭͯ͋ͬͨ΋Ϣʔβ͝ͱʹϥϯμϜʹબ୒ͨ͠ɽ࣮‫ݧ‬ͷฏ‫ؒ࣌ࢪ࣮ۉ‬(ฏ஍Λา࣌͘ͱൺֱͯ͠ߴ౓มԽͷେ͖͞͸ɼ1ɿখ͸ 1.2 ࣌ؒͰ͋Γɼೋछྨͷ܏ࣼʹؔ͢Δௐ͕ࠪऴΘΔ͔ͬͨ͝͞ɼ4ɿಉͩͬͨ͡ɼ7ɿେ͖͔ͬͨ)ͱʹ 5 ෼ͷ‫ܜٳ‬Λ‫ڬ‬Μͩɽ

3.5.3 ΠϯλϏϡʔҰͭͷ܏ࣼ֯౓ʹର͢ΔλεΫ͕ऴྃ͢Δ͝ͱʹɼ࣮‫ݧ‬

3.5 ධՁࢦඪࢀՃऀʹରͯ͠ 10 ෼ఔ౓ͷΠϯλϏϡʔΛߦͳͬͨɽΠγϛϡϨʔγϣϯ‫ڥ؀‬Լʹ͓͚ΔϦΞϦςΟධՁͷࢦϯλϏϡʔͰ͸ࣗ༝ճ౴ͷ‫Ͱࣜܗ‬ɼQ1 ͔Β Q5 ͷΞϯέʔඪͱͯ͠޿͘༻͍ΒΕ͍ͯΔ [4], [5]SUS PQ[12] ʹ‫͍ͮج‬τ݁Ռʹର͢ΔϢʔβ͔ΒͷৄࡉͳϑΟʔυόοΫΛूͯɼԾ૝ۭؒʹ͓͚Δঢ߱ಈ࡞ͷϦΞϦςΟΛධՁͨ͠ɽ

Ίͨɽ

·ͨɼ਎ମʹ͔͔ͬͨෛՙɼߴ౓มԽ‫ؔ͢ʹײ‬Δओ‫؍‬ධՁ
Λ 7 ஈ֊ͷϦοΧʔτई౓Λ༻͍ͯௐࠪͨ͠ɽΞϯέʔτ

4. ݁Ռͱߟ࡯͔ΒಘΒΕͨ݁Ռʹର͠ɼ΢ΟϧίΫιϯͷූ߸ॱҐ‫ݕ‬ఆ

4.1 ਎ମʹ͔͔Δෛՙ‫ײ‬*1

VIVE Proɼhttps://www.vive.com/jp/product/vive-pro/© 2019 Information Processing Society of Japan਎ମʹ͔͔Δෛՙ‫ײ‬ͷ݁ՌΛਤ 6 ʹࣔͨ͠ɽਤ 6 ʹ͓713

情報処理学会 インタラクション 2019
IPSJ Interaction 2019

ਤ 6਎ମʹ͔͔Δෛՙ‫ײ‬ͷϢʔβධՁͷฏ‫͓ۉ‬Αͼඪ४‫ࠩޡ‬ɽ∗͓Αͼ ∗∗ ͸΢ΟϧίΫιϯͷූ߸ॱҐ‫ݕ‬ఆʹ͓͍ͯͦΕͧΕɼ༗ҙਫ४͕ 10%͓Αͼ 5%ͷ࣌ʹ༗ҙ͕ࠩಘΒΕͨ݁Ռ

2P-79
2019/3/6

ਤ 7ϦΞϦςΟͷϢʔβධՁͷฏ‫͓ۉ‬Αͼඪ४‫ࠩޡ‬ɽ∗ ͸΢ΟϧίΫιϯͷූ߸ॱҐ‫ݕ‬ఆʹ͓͍ͯ༗ҙਫ४͕ 10%ͷ࣌ʹ༗ҙ͕ࠩಘΒΕͨ݁ՌΛද͢ɽΛද͢ɽ͍ͯάϥϑͷॎ࣠͸਎ମʹ͔͔Δෛՙ‫ײ‬ͷධՁʢࣣஈ֊ͷೝ͞Εͳ͔ͬͨɽ·ͨɼ࣮‫ݧ‬தʹߦͳͬͨΠϯλϏϡʔ͔ϦοΧʔτई౓ʣͷฏ‫ۉ‬Λɼԣ࣠͸දࣔͨ͠ࡔಓͷ܏ࣼ֯Β΋ʮ‫͕ۭ࣮ؒݱ‬ฏୱͩͱ‫͔͍ͯͮؾ‬Βө૾ͱ‫࣮ݱ‬ͷໃ६౓Λද͢ɽਖ਼ͷ܏ࣼ֯౓͸ొΓࡔɼෛͷ܏ࣼ֯౓͸߱Γࡔʹ‫͖ͮؾ‬ҧ࿨‫ͨͬ·ڧ͕ײ‬ʯͱ͍͏ϑΟʔυόοΫ͕ಘΒ

Ͱ͋Δ͜ͱΛද͢ɽ·ͨɼάϥϑதͷ ∗ ͓Αͼ ∗∗ ͸΢ΟΕͨʢ12 ਓத 6 ਓʣɽҰํͰɼࠓճઃఆͨ͠Ҡಈྔʢ0.6 ഒϧίΫιϯͷූ߸ॱҐ‫ݕ‬ఆʹ͓͍ͯͦΕͧΕɼ༗ҙਫ४͕͓Αͼ 1.4 ഒʣʹ͓͍ͯɼ܏ࣼ֯౓͕૿͢΄ͲɼొΓࡔͰ

10%͓Αͼ 5%ͷ࣌ʹ༗ҙ͕ࠩಘΒΕͨ݁ՌΛද͢ɽਤ 6͸ҠಈྔΛ࣮ࡍΑΓখͨ࣌͘͞͠ʹɼ߱ΓࡔͰ͸ҠಈྔΛ͔Βɼ௨ৗͷҠಈྔʢ1.0 ഒʣͱൺֱͨ͠ࡍɼશͯͷ܏࣮ࣼࡍΑΓେ͖ͨ࣌͘͠ʹϦΞϦςΟ͕૿େ͢Δ܏޲͕֬ೝ

ʹରͯ͠ҠಈྔΛখͨ࣌͘͞͠ʢ0.6 ഒʣʹෛՙΛ‫ײ͘ڧ‬͞Εͨɽ࣮ࡍ 0.6 ഒͷҠಈྔʹ͓͚Δ܏ࣼ֯౓ 5◦ ͱ 25◦ ͷ͡ɼҠಈྔΛ࣮ࡍΑΓେ͖ͨ࣌͘͠ʢ1.4 ഒʣʹෛՙΛऑϦΞϦςΟΛ΢ΟϧίΫιϯͷූ߸ॱҐ‫ݕ‬ఆΛ༻͍ͯൺֱ

͘‫͡ײ‬Δͱ͍͏݁Ռ͕ಘΒΕͨɽ·ͨɼͦΕͧΕͷ֯౓ʹ

ͨ͠ͱ͜Ζɼ25◦ ͷํ͕༏ҐʹϦΞϦςΟ͕޲্͢Δͱ͍ରͯ͠ҠಈྔΛมԽͤͨ࣌͞ͷෛՙͷҧ͍Λ΢ΟϧίΫι

͏݁Ռ͕ಘΒΕͨɽϯͷූ߸ॱҐ‫ݕ‬ఆʢ༗ҙਫ४ɿ10%ʣΛ༻͍ͯൺֱͨ͠ͱ

±25◦ ͷΑ͏ͳ‫Ͱࡔͳٸ‬΋Ϣʔβ͕‫͡ײ‬ΔϦΞϦςΟ͕͜Ζɼ−15◦ Ҏ֎ͷશͯͷ܏ࣼ֯౓ʹ͓͍ͯɼ1.0 ഒͷҠಈ‫ٸ‬མ͠ͳ͔ͬͨ‫ݪ‬Ҽͱͯ͠ɼϢʔβ͕‫ڐ‬༰Մೳͳ܏ࣼ֯౓

͘‫͡ײ‬Δͱ͍͏݁Ռ͕ಘΒΕͨɽ·ͨɼ−15◦ ʹ͓͍ͯ͸ pͨҰํͰɼࠓճઃఆͨ͠Ҡಈྔʢ0.6 ഒ͓Αͼ 1.4 ഒʣʹ͓

஋ = 0.105 ͱ͍͏݁Ռ͕ಘΒΕͨɽҰํɼ܏ࣼ֯౓ͱ਎ମ͍ͯɼ܏ࣼ֯౓ͱϦΞϦςΟʹ૬ؔؔ܎͕‫ݟ‬ΒΕͨ͜ͱ͔ʹ͔͔Δෛՙͷؒʹ͸૬ؔؔ܎͸֬ೝ͞Εͳ͔ͬͨɽΒɼҠಈྔΛมԽͤ͞Δ͜ͱʹΑͬͯੜͨ͡ෛՙ‫ࡔ͕ײ‬ಓྔͱൺֱͯ͠ 0.6 ഒͷҠಈྔΛ༩͕͑ͨ࣌༏ҐʹෛՙΛ‫ڧ‬ҠಈྔΛ࣮ࡍΑΓখͨ࣌͘͞͠ʹෛՙΛ‫͡ײ͘ڧ‬ɼҠಈྔΛ࣮ࡍΑΓେ͖ͨ࣌͘͠ʹෛՙΛऑ͘‫͡ײ‬Δ܏޲͕֬ೝͷ‫ݶ‬ք͕ ±25◦ Ҏ্Ͱ͋ͬͨͱ͍͏͜ͱ͕ߟ͑ΒΕΔɽ·ঢ߱ಈ࡞ʹର͢ΔϦΞϦςΟ޲্ʹ‫د‬༩ͨ͠Մೳੑ͕ߟ͑ΒΕΔɽ

͞Εͳ͔ͬͨ͜ͱ͔ΒɼԾ૝ۭؒʹ͓͚ΔҠಈྔΛมߋ͢
Δ͜ͱͰ਎ମʹ͔͔ΔԾ૝తͳෛՙΛϢʔβʹ෇༩ՄೳͰ
◦͋Δ͜ͱ͕Θ͔ͬͨɽҰํɼ−15 ʹ͓͍ͯͷΈ 1.0 ഒͷҠಈྔͱ 0.6 ഒͷҠಈྔൺֱͨ͠ࡍʹ༗ҙੑ͕ग़ͳ͔ͬͨ‫ݪ‬Ҽͱͯ͠͸σʔλ਺͕গͳ͔ͬͨ͜ͱ͕ߟ͑ΒΕΔɽ

4.3 ߴ౓มԽ‫ײ‬ߴ౓มԽ‫ײ‬ͷ݁ՌΛਤ 8 ʹࣔͨ͠ɽߴ౓มԽ‫͍ͯͭʹײ‬΋ϦΞϦςΟͱಉ༷ʹɼࠓճઃఆͨ͠Ҡಈྔʢ0.6 ഒ͓Αͼ

1.4 ഒʣʹ͓͍ͯɼ܏ࣼ֯౓͕૿͢΄ͲɼొΓࡔͰ͸ҠಈྔΛ࣮ࡍΑΓখͨ࣌͘͞͠ʹɼ߱ΓࡔͰ͸ҠಈྔΛ࣮ࡍΑΓ

4.2 ϦΞϦςΟ

େ͖ͨ࣌͘͠ʹߴ౓มԽ‫૿͕ײ‬େ͢Δ܏޲͕֬ೝ͞ΕͨɽϦΞϦςΟʹؔ͢Δओ‫؍‬ධՁ݁ՌΛਤ 7 ʹࣔͨ͠ɽਤ 7ࠓճઃఆͨ͠Ҡಈྔʢ0.6 ഒ͓Αͼ 1.4 ഒʣʹ͓͍ͯɼ܏͔Βɼ௨ৗͷҠಈྔʹ͓͍ͯ΋ɼ25◦ ͷΑ͏ͳ‫Ͱࣼ܏ͳٸ‬ࣼ֯౓ͱߴ౓มԽ‫ʹײ‬૬ؔؔ܎͕‫ݟ‬ΒΕͨ͜ͱ͔ΒɼͦΕ΋ϦΞϦςΟ͕‫ٸ‬མ͠ͳ͍͜ͱ͕֬ೝ͞Εͨɽ·ͨɼಉͧ͡Εͷ܏ࣼ֯౓ʹ͓͍ͯɼ࠷దͳߴ౓มԽ‫ײ‬Λ༩͑ΔҠಈҠಈྔͰ܏ࣼ֯౓͕ҟͳΔίϯσΟγϣϯؒʹ͓͍ͯ΢Οྔ͕ଘࡏ͢ΔՄೳੑ͕ߟ͑ΒΕΔɽϧίΫιϯͷූ߸ॱҐ‫ݕ‬ఆΛߦͳͬͨͱ͜Ζɼ༗ҙࠩ͸֬

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情報処理学会 インタラクション 2019
IPSJ Interaction 20192P-79
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͕ಘΒΕͨ݁ՌΛද͢ɽ

5. ݁࿦ຊ‫Ͱڀݚ‬͸ฏୱͳ‫ۭ࣮ؒݱ‬Λา͘Ϣʔβʹର͠ɼࢹ֮ૢ
࡞ʹΑͬͯԾ૝తͳࡔಓΛঢ߱ͤͨ͞ࡍͷ஌֮ʹؔͯ͠ௐࠪΛߦͬͨɽ஌֮ʹ͍ͭͯϦΞϦςΟɾෛՙ‫ײ‬ɾߴ౓มԽ‫ײ‬ͷ 3 ͭͷଆ໘͔Βௐࠪ͠ɼϢʔβͷҠಈྔɾࡔಓͷ܏ࣼ֯౓ͱͷ૬ؔΛௐ΂ͨɽ࣮‫ݧ‬ͷ݁Ռ͔ΒɼҠಈྔͷมߋ͸Ϣʔβͷ਎ମʹର͠ෛՙ‫ײ‬Λ༩͑Δ܏޲ʹ͋ͬͨɽ·ͨࠓճͷ࣮‫͔ݧ‬Β͸ɼ܏ࣼ֯౓ͱϦΞϦςΟͷؒʹ૬ؔؔ܎͸֬ೝ͞Εͳ͔ͬͨɽࠓ‫ޙ‬ͷ՝୊ͱͯ͠ɼ࣮‫΁ݧ‬ͷ‫׳‬Ε΍Ծ૝ۭؒʹ͓͚ΔࡔಓͷσβΠϯͱ͍࣮ͬͨ‫ݧ‬ύϥϝλΛ௥Ճɾ‫ݕ‬౼͠ɼԾ૝ۭؒ಺ͷࡔಓΛঢ߱͢Δࡍͷ஌֮ௐࠪΛ͞ΒʹਐΊ͍ͯ͘༧ఆͰ͋Δɽँࣙ ຊ‫ڀݚ‬ͷҰ෦͸ɼJST ACCEL No. JPMJAC1602ͷࢧԉΛड͚ͨɽࢀߟจ‫ݙ‬
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