ïŒ
ãæ¬æžã«ã¯ãå¶ç¶äžä¿¡æŽŸã»åžžèå°é掟ãšããèšèããã°ãã°ç»å Žãããå¶ç¶äžä¿¡æŽŸãæå±ããå¥åŠãªä»®èª¬ã«å¯ŸããŠãåžžèå°é掟ãæççãªèŠæ¹ã瀺ããšãããã¿ãŒã³ã幟床ãç¹°ãè¿ãããããšã«ãªãã
ããã®æ§å³ã¯ããªããæ¿æ²»ã§ããäžå ãšéå ã®é¢ä¿ã®ããã§ããã仮説ãæå±ããâäžå â
å¶ç¶äžä¿¡æŽŸã«å¯Ÿããâéå âåžžèå°é掟ãåè«ã詊ã¿ãããã®åè«ã¯ãã€ã決ãŸã£ãŠããããããã¯å¶ç¶ã«éããªããèãããã ããšãããã®ã§ããã
ãç§ã¯å¶ç¶äžä¿¡æŽŸã®ä»®èª¬ãã©ã®çšåºŠæ£ããã®ã倿ããããšã¯ã§ããªãããããã©ãããŠããå¶ç¶äžä¿¡æŽŸã®èãæ¹ã®æ¹ãé åçã«ã建èšçã«ãã€ã£ãŠããŸããçµæãå¶ç¶äžä¿¡æŽŸãå¢åãä¿ã¡ãæèããªãŒãããŠããããšã«ãªãã
ããã®ç¶æ ã«ãèªåèªèº«å±ãããæãããšãããªãã¯ãªããå¶ç¶äžä¿¡æŽŸã¯æå±ãã仮説ã®äžã§ããŸããŸãªå æé¢ä¿ã®ååšãææãããããã®å æé¢ä¿ã®çºççç±ã«å ·äœçãªæåãäžããããšã¯ããªãããã®ããã®ç¥èããŸã£ãããªãããã§ãããç§ã®äººçã®äžã«å¶ç¶ã¯ååšããªããšãã匷ã信念ã ããå¶ç¶äžä¿¡æŽŸã®åååã«ãªã£ãŠããã
ãäžèšã®ããšãçæãã€ã€ããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒããå§ãŸã£ãçç±ã«ã€ããŠå°ã èå¯ããŠã¿ããã
ãç§ã¯çãŸãã€ããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãã ã£ããââãã®åãã«å¯Ÿããçãã¯YESã§ãããNOã§ãããã
ã山梚åŠé¢å€§åŠéžäžéšã¯1985幎床ã«äžç°èª ä»ç£ç£ããããæ¬æ Œå§åãããšãç Žç«¹ã®å¢ãã§åŒ·åããšããŠããã1986幎床ã«ç®±æ ¹é§ äŒååºå ŽãçåŠçãå å ¥ãã1988幎床ã«ïŒåç®ã®åºå Žã§åã®ã·ãŒãæš©ç²åŸããããŠ6åç®ã®åºå Žã§åã®ç·ååªåãæãããã
ãããããã®éãç§ã¯ç¹ã«å¹žãã§ã¯ãªãã£ãçã§ããããããããŸã 幌ãã£ããã®é ã®ç²Ÿç¥ç¶æ ã«é¢ããŠã¯èšæ¶ããªããããã¯èšæ¶ã«æ®ããããªèŠæ¥œããªãã£ãããã ããã
ããã®ããšããã¯ãç§ã¯çãŸãã€ããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãã§ã¯ãªãã£ããšããããããããç§ããšããèšèã«ç²Ÿç¥çãªæå³åããäžãããšè©±ã¯å€ãã£ãŠãããç§ã®å¿ã®äžã«æ¬²æãèŠæ¥œãããŸããèªæã圢æãããŠãã£ãã®ã¯1995幎床以éã®ããšã§ããããããŠ1995幎ãããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒããå§ãŸã£ããšèããããšã¯å¯èœã§ããã
ããã®æå³ã§ç§ã®å¿ã¯ããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãããçµéšããŠããªããçãŸãã€ããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãã§ãã£ããšããã®ãããã®æå³ã§ã¯çå®ã§ããã
ããããç®±æ ¹é§ äŒã®æŽå²ãçŽè§£ããŠã¿ããšã1995幎床ãšããã®ã¯ãã¡ããã©å±±æ¢šåŠé¢å€§åŠã®ç Žç«¹ã®å¢ããã¹ããããã幎ã«ãããããšãåãããéäžæ£æš©ã®ãã£ã1995幎床以éã山梚åŠé¢ã¯ç®±æ ¹è·¯ã§èŠæŠã匷ããããããã«ãªããçŸåšã«è³ã£ãŠãããããèãããšããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒããããã山梚åŠé¢ã®èŠæŠã®çå ãªã®ã§ã¯ãªããããšãããµãã«æããªãããªãã
ãããŠããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒããçã«ååšããçŸè±¡ã§ããããšãåæãšããæãããã1995幎床ã«å§ãŸã£ãã®ã¯ãªããããšããåããããŸããã
ãå¶ç¶äžä¿¡æŽŸã¯ãã®åãã«å¯ŸããŠãïŒã€ã®ä»®èª¬ãæå±ããã
ãïŒã€ã¯ã€ã³ã¿ãŒãããé¢é£èª¬ã§ããã
ããYahoo! ã®æŽå²ãYahoo! JAPANã®æŽå²ããšããã¿ã€ãã«ã®ãŠã§ãããŒãžã«ã¯æ¬¡ã®ãããªèšè¿°ãããã
ã1995幎3æãã€ããŒã»ã³ãŒãã¬ãŒã·ã§ã³ãèšç«ãããåç€Ÿã¯æ¬æ Œçã«Yahoo!ãµãŒãã¹ãéå§ããŸããã
ãŸããæ¥æé·ãèŠããæ¥æ¬ã®ã€ã³ã¿ãŒãããå©çšè
ã«åçã®ãµãŒãã¹ãæäŸãã¹ãã1996幎1æãã€ããŒã»ã³ãŒãã¬ãŒã·ã§ã³ã¯æ¥æ¬ã®ãœãããã³ã¯æ ªåŒäŒç€Ÿãšå
±åã§ã€ããŒæ ªåŒäŒç€Ÿãèšç«ããŸããã
ãããŠãå幎4æ1æ¥ãããŸçãããå©çšããŠããæ¥æ¬èªã«ãããµãŒãã¹Yahoo! JAPANãã¹ã¿ãŒãããã®ã§ããã
ãæç³»åçãªèгç¹ããã¯ããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãéå§ãšã€ã³ã¿ãŒãããã®éå§ãçµã³ã€ããããšã¯äžå¯èœã§ã¯ãªãããããŠãã®ãããªç€ŸäŒçå€åãšèªãã®å€åãçµã³ã€ããŠèããããšã¯ãå¶ç¶äžä¿¡æŽŸã®åŸæãšãããšããã§ããã
ãã€ã³ã¿ãŒãããã衚é¢çãªéšåã ããèŠãŠãã瀟äŒã«å€§ããªåœ±é¿ããããããããšã¯æããã§ããããããããã«å ããŠã人éã®ç²Ÿç¥ã®éšåã«ãè¶ åžžçãªç¹æ®ãªäœçšããããããã®ã ããããå®ãããã°ãç§ã«ã¯ãã€ã³ã¿ãŒãããã«ç¹æ®ãªäœçšããããšèããçç±ããããïŒã€ããã®ã ããããã«ã€ããŠã¯åŸè¿°ããããšã«ããã
ããããæ®éã«èããŠãã€ã³ã¿ãŒãããã¯ãã®å ãé·ãã人é¡ã«å©çšãããŠããã«éããªããå°ãªããšãç§ãæ»ãã åŸãã€ã³ã¿ãŒããã瀟äŒã¯ç¶ããŠããã ããããããšãå¿ã¯ãã«ã·ã¢ã³ãã«ãŒããæ«æ°žããæ»åŸã«è³ããŸã§ç¶ããšããããšã«ãªãã®ã ãããã
ãããŠããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒã1995幎éå§ã®çç±ã«ã€ããŠã¯ãããïŒã€ä»®èª¬ãããããã®ä»®èª¬ã®èª¬æã«ã¯å°ã æéãèŠããã
ããŸãã以äžã®ïŒã€ã®ãžã³ã¯ã¹ã«ã€ããŠèª¬æããã以äžã®æç« ã«å«ãŸããåè©ã¯ãããããäºååµä¹ æãäž»èªãšããŠããã
ïŒãããºã»ãŠã©ãŒãžã³ã¯ã¹ïŒ
ãã©ãããããºã»ãŠã©ãŒãã·ãªãŒãºãèŠãç¿å¹Žãéžäžç«¶æéšã«æå±ããããŸãéžäžç«¶æéšã§æŽ»åããã®ã¯ãããããºã»ãŠã©ãŒããèŠãç¿å¹Žã«éãã
ïŒãã©ã30ãžã³ã¯ã¹ïŒ
ãã©ã30æ ã®ãã©ããèŠãç¿å¹Žãèµ°åãåäžããã
ã髿 ¡æä»£ãéžäžç«¶æéšã«æå±ããŠããããšã¯ãã§ã«æžããã山梚åŠé¢ã«è¡ããããŠç±å¿ã«ç·Žç¿ãããããæã£ããããªææããããããªãã£ãã®ã ã£ãã
ãå¶ç¶äžä¿¡æŽŸã¯ããã®éžäžç«¶æäœéšã«ãéåžžãšç°ãªãè§£éãäžããããããºã»ãŠã©ãŒãå«ããã©ã30æ ã®æŒãã©ãèŠãããéžäžç«¶æã«åãçµãããã«ãªã£ããšããã®ããå¶ç¶äžä¿¡æŽŸã®èãã§ããã
ââèªè ã¯ããããºã»ãŠã©ãŒãã·ãªãŒãºããåãã ãããïŒããã€ãŠãã©ã30ãšãã°ããæ ã§æŸéãããæŒã®ãã©ãã®ã¿ã€ãã«ã§ããã1999幎ïŒïœïŒæã«æŸéããã第ïŒã·ãªãŒãºãç®åãã«ã2003幎ïŒïœïŒæã®ããããºã»ãŠã©ãŒïŒããŸã§ç¶ç·šãæŸéããã2003幎11æã®ãã¡ã€ãã«ã¹ãã·ã£ã«ã§å®çµããã2001幎æŸéã®ããããºã»ãŠã©ãŒïŒãã¯ãã©ã30æ å²äžã«èŒãé«èŠèŽçãããŒã¯ãããšããã
ãããããºã»ãŠã©ãŒãã·ãªãŒãºãæŸéãããŠããé ãç§ã¯ããäžè¬çãªæèåè·¯ãæã£ãŠãããå¶ç¶äžä¿¡æŽŸã¯ãŸã ç£å£°ããããŠããªãããããã£ãŠäžèšã®ãžã³ã¯ã¹ãæèããããšããªãã£ããïŒã€ã®ãžã³ã¯ã¹ã«æãè³ã£ãã®ã¯ããæè¿ã®ããšã§ããããã§ã«ãã©ã30æ ã¯æŸéãçµäºããŠããããã©ã30ãžã³ã¯ã¹ã®çåœãæ€èšŒããããšã¯ãã¯ãã§ããªãââ
ããããã®ãžã³ã¯ã¹ã«é¢ãã詳现ã«ã€ããŠã¯æ¬æžã§ã¯çç¥ããã
ããããããã®ãžã³ã¯ã¹ãååšããã®ã¯äºå®ã§ãããããããºã»ãŠã©ãŒããèŠã幎ïŒ1999ïœ2001ã2003ïŒã®ç¿å¹Žã®ã¿ãç§ã¯éžäžç«¶æéšã«æå±ã掻åããŠããããŸããã©ã30ãžã³ã¯ã¹ã«é¢ããŠãããã©ã30ãæ¬ ãããèŠãŠããææïŒ2003幎4æïœ2004幎7æïŒã®1幎åŸãé·ãè·é¢ãèŠæã®ã¯ãã®ç§ããããŒããã©ãœã³ããŠã«ãã©ãã©ãœã³ãèµ°ããŠãããå察ã«ãã©ã30ãèŠãã®ããããææïŒ2004幎8æïŒã®1幎åŸããã¯ãã±ã£ãããšèµ°ããªããªã£ãŠããŸã£ãã
ãå¶ç¶äžä¿¡æŽŸãããã®ãžã³ã¯ã¹ã説æããéã«äœ¿ãã®ãããµããªããã«å¹æãšããèšèã§ãããç§ã¯ãã®èšèããéè¡ã¯ãããããïŒå®®éšã¿ããèïŒæ°æœ®æåº«ïŒãšããå°èª¬ã§ç¥ã£ããæ åã®äžã«é ããããµããªããã«å¹æãçšããŠãäººã®æœåšæèããããã«ã¯è¡åããã³ã³ãããŒã«ã§ããâââçŸå®ã«ãããªããšãå¯èœãã©ããã¯ããŠããããã£ã¯ã·ã§ã³äœåã®äžã§ã¯ååšããæŠå¿µã§ãããçŸè±¡ã§ããã
ïŒãããºã»ãŠã©ãŒã«å«ãŸããŠãããµããªããã«çãªäœçšããç§ãéžäžç«¶æãžãšå°ããã®ã ïŒ
ãšããã®ãå¶ç¶äžä¿¡æŽŸã®äž»åŒµã§ããããã®äž»åŒµã®èæ¯ã«ã¯ãããããºã»ãŠã©ãŒãã«å¯Ÿããå°åžžãªãããæãå ¥ããããããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒããæèããåããã£ãšã倢äžã«ãªã£ãã®ãèªãã®ç«¶æç掻ã§ãããšãšãã«ããããºã»ãŠã©ãŒãã·ãªãŒãºã§ãã£ãã2003幎ã«ããããºã»ãŠã©ãŒãã·ãªãŒãºã®æŸéãçµãã£ãæã«ã¯ããã¹ãŠã倱ã£ããã®ãããªæž¬ãç¥ããªãã·ã§ãã¯ãåããã»ã©ã§ããã
ïŒããããºã»ãŠã©ãŒãã«ã¯å€§ããªæéãåããããã®æéã®èæ¯ã«ãã£ãã®ã¯ãå®ã¯ç®ã«èŠããªããµããªããã«å¹æã ã£ãã®ã§ã¯ãªããïŒ
ãããã§æ³šæãããã®ã¯ãããããºã»ãŠã©ãŒãã®è£œäœè ã人çºçã«ãªã«ãã®å å·¥ãæœãããªã©ãšããããšã¯ããŸã£ããèããŠããªããšããç¹ã§ãããããã§ã¯ãªãèªç¶çºççã«ãµããªããã«çãªäœçšã宿ã£ãã®ã§ã¯ãªããããšããã®ãå¶ç¶äžä¿¡æŽŸã®äž»åŒµã§ããã
ãããã«å¯ŸããŠãåžžèå°éæŽŸã¯æ¬¡ã®ããã«åè«ããã
ïŒãã®ãããªãžã³ã¯ã¹ã¯ã©ãã«ã§ãååšãããé«ã確çã§å¶çºçã«ããŸããããã®ã ãå€ãã®äººã®äººçã®äžã«ãã®ãããªãžã³ã¯ã¹ãçºèŠã§ããã«éããªãïŒ
ãããã§ãæãèžäžãå¶ç¶äžä¿¡æŽŸã®æ¹ãåºãæ¯æãããããµããªããã«å¹æãèªãããããã®èããæ¡çšããããšã§ã話ãããã«é²ããšããã¡ãªãããããããã§ãã
ãç§ã¯ãµãã£ã¹ãã§ãããç¹ã«ãææã«æ¯ãã女æ§ã®é¡ãèŠãã®ã奜ãããã®æªãã æ§æ¬²ãæãååã«æºããéã«äœ¿ãããã®ãããã£ã¯ã·ã§ã³äœåã§ãããç§ã¯å°åŠ3幎çã«ãªãåã«é²ç»ããããåäºãã©ãã®æ åãç¹°ãè¿ãèŠãŠãèªãã®æ§æ¬²ãæºãããŠããããã®åçåæ°ã¯ããã«10000åãè¶ ããããšã ããã
å¶ç¶äžä¿¡æŽŸã¯ãã®çµéšãããšã«ã次ã®ãããªä»®èª¬ãæå±ããã
ïŒãããºã»ãŠã©ãŒã衚é¢çã»èäœçãªæå³ã§ç§ãéžäžç«¶æãžãšå°ããã®ãªãã°ããã®åäºãã©ãããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãããã¿ã ãå é¢çã»ç²Ÿç¥çãªæå³ã§ç§ãéžäžç«¶æãžãšå°ãããšèããããšã¯äžèªç¶ã§ã¯ãªããåäºãã©ããé²ç»ããã®ã1993幎ããå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãã®éå§ã1995幎ã§ãæç³»åçãªèгç¹ãããä»®èª¬ã¯æç«ããïŒ
ã察ããŠãåžžèå°éæŽŸã¯æ¬¡ã®ããã«åè«ããã
ïŒãµãã£ã¹ãã£ãã¯ãªæ§æ¬²ãšç®±æ ¹é§ äŒãçµã³ã€ãããããªãã ãããããŸãã«ã銬鹿銬鹿ãã仮説ãšãããããªãïŒ
ããããã®ä»®èª¬ã«å€å°ãªããšãé¢ä¿ã®ãããããªããšãæžãããŠããã®ãããæŽè³è·èº«è¡ãïŒè«ç±³å°è±äººèïŒäžæããã¯ã¹ïŒã§ããã以äžããæŽè³è·èº«è¡ãããæç²ããã
ã倿§æèãšã¯ãèšå ŽæãæããŠããäžçãç©ççãªçŸå®äžçã§ã¯ãªããæ ç»ãå°èª¬ãšãã£ãä»®æ³äžçã«ããç¶æ ãæãã
ãæŽè³ã«ã¯å¿ ã倿§æèãä»åšããŠãããããã¯æŽè³ç¶æ ããæ¬æ¥ã®ç©çççŸå®äžçãšã¯ç°ãªããã«ã«ããªã©ã®æŽè³è ã«ãã£ãŠç¯ãäžããããä»®æ³äžçã«èšå Žæãç¶ç¶ããŠããç¶æ ãã«ããããåœç¶ã®ããšã§ãããã
ã倿§æèäžã§ã¯ã人éã¯æèãèªåšã«æäœããããããªããã
ãä»®æ³äžçã«èšå Žæãç¹ã«åŒ·ããšãã¯ãè¶ åžžçãšããããè²ã ãªçæ çŸè±¡ãŸã§ããèµ·ãåŸããã
ãã«ã«ãã§ã¯ãææãšå¿«æ¥œãã»ããã§å©çšããã®ãåžžå¥ææ®µã§ãããã
ããããã®èšè¿°ãèŠããšããã©ã圱é¿èª¬ããããªãã¡ããããªã話ã§ã¯ãªãããã«ãæããããã£ãšããæŽè³è·èº«è¡ããèªãã ã ãã§ã¯ããã©ããèŠãããšãšãå¿ã¯ãã«ã·ã¢ã³ãã«ãŒãã®çºçã®å æé¢ä¿ã®æ¬è³ªçãªéšåã¯ç¥ãããªãã
ãããã§ãç§ã®äžã§ã¯ããã£ã¯ã·ã§ã³äœåãéåžžèããããŠãã以äžã®åœ±é¿åãæã¡ããããšããèããæ ¹åŒ·ãååšãããæµ·å€å°èª¬ä»®èª¬ããã®ç³»èã«é£ãªããã®ã§ããã
ããããã£ãããšããã£ãšæ·±ãå匷ããŠã¿ãããšæã£ãŠããã®ã ããçŸç¶ã§ã¯å ·äœçãªææ®µã¯ãŸã£ããæãæµ®ãã°ãªãã
ãããŠãã€ã³ã¿ãŒãããé¢é£èª¬ãšãã©ã圱é¿èª¬ã®é¢ä¿ã«ã€ããŠãå¶ç¶äžä¿¡æŽŸã¯æ¬¡ã®ãããªèŠæ¹ã瀺ããŠããã
ïŒãããã®ä»®èª¬ã®ãã¡ã®ã©ã¡ããäžæ¹ãæ£ãããšããããã§ã¯ãªããäž¡æ¹ãšãã«æ£ãããšèããããšãå¯èœã§ãããã€ã³ã¿ãŒããããæ®åããããšããç§ããªãããŒã«ãµãã£ãããšãé£åããŠãããšèããã°ããïŒ
ããã®é£åãšããçºæ³ããå¶ç¶äžä¿¡æŽŸã®äžçèŠ³ã®æ ¹å¹¹ããªããŠããã
ãå®ã¯ãããã®ä»®èª¬ã«ã€ããŠèããããã«ãªã£ãã®ã¯2014幎ã«å ¥ã£ãŠããã®ããšã§ãããæ¬æ¥ãªãã°2014幎ã®éšåã«æžãã¹ããšããã§ããããåéã®ãã©ã³ã¹çãå å³ãã2011幎ã®éšåã«æžããŠãããã