A shekarun nan, an sha samun rahotanni akai-akai a kafafen yada labarai cewa gwamnatin Japan za ta karfafa tsarin ajiyarta na musamman donƙarfe masu wuyaana amfani da shi a cikin kayayyakin masana'antu kamar motocin lantarki. Yanzu haka an tabbatar da cewa ƙananan ƙarfe na Japan suna da garantin amfani da su na tsawon kwanaki 60 a cikin gida kuma ana sa ran faɗaɗa su zuwa fiye da watanni shida. Ƙananan ƙarfe suna da mahimmanci ga masana'antun zamani na Japan amma sun dogara sosai akan ƙasa mai wuya daga takamaiman ƙasashe kamar China. Japan tana shigo da kusan dukkan ƙarfe masu daraja da masana'antarta ke buƙata. Misali, kusan kashi 60% naƙasa mai wuyawaɗanda ake buƙata don maganadisu don motocin lantarki, ana shigo da su ne daga China. Kididdiga ta shekara-shekara ta 2018 daga Ma'aikatar Tattalin Arziki ta Kasuwanci da Masana'antu ta Japan ta nuna cewa kashi 58 cikin 100 na ƙananan karafa na Japan an shigo da su ne daga China, kashi 14 cikin 100 daga Vietnam, kashi 11 cikin 100 daga Faransa da kashi 10 cikin 100 daga Malaysia.
An kafa tsarin ajiyar karafa masu daraja na tsawon kwanaki 60 na Japan a shekarar 1986. Gwamnatin Japan a shirye take ta rungumi wata hanya mai sassauci wajen tara karafa masu sauki, kamar adana takin da ya wuce watanni shida ga karafa masu mahimmanci da kuma adana takin da bai kai kwanaki 60 ba. Domin gujewa shafar farashin kasuwa, gwamnati ba za ta bayyana adadin ajiyar ba.
Wasu karafa masu wahalar samu ana samar da su ne a Afirka amma kamfanonin China ne ke buƙatar a tace su. Don haka gwamnatin Japan tana shirin ƙarfafa cibiyoyin albarkatun ma'adinai na Japan da na mai da iskar gas da ƙarfe su zuba jari a matatun mai, ko kuma a haɓaka garantin saka hannun jari a makamashi ga kamfanonin Japan domin su sami kuɗi daga cibiyoyin kuɗi.
A cewar kididdigar, fitar da kayayyakin da ake fitarwa daga ƙasashen da ba a saba gani ba a watan Yuli ya ragu da kusan kashi 70% a shekara. Gao Feng, kakakin Ma'aikatar Kasuwanci ta China, ya ce a ranar 20 ga Agusta cewa samarwa da ayyukan kasuwanci na kamfanonin da ba a saba gani ba a ƙasashen da ba a saba gani ba sun ragu tun farkon wannan shekarar saboda tasirin cutar covid-19. Kamfanonin China suna gudanar da harkokin kasuwanci na ƙasashen duniya bisa ga canje-canje a cikin buƙatun kasuwannin duniya da haɗari. Fitar da kayayyakin da ba a saba gani ba a ƙasashen da ba a saba gani ba ya ragu da kashi 20.2% a shekara zuwa tan 22,735.8 a cikin watanni bakwai na farko na wannan shekarar, a cewar bayanan da Babban Hukumar Kwastam ta fitar.