Dazai sends Akutagawa on some errands, but despite his best efforts, he doesn’t seem to have what it takes to go shopping.
Akutagawa completed his 
errands with diligence.
.أكمل أكوتاغاوا مأموريّته باجتهاد
Akutagawa erledigte schweigend
seine Besorgungen.
Akutagawa continue ses emplettes.
Akutagawa fece le commissioni diligentemente.
Akutagawa completou
sua tarefa rapidamente.
Акутагава с честью исполнил
возложенную на него миссию.