Over the past five years (Japan conducts full census surveys once a decade, with a partial count after five years), Japan's population shrank by nearly 950,000 people (by 0.7 percent) to 127.1 million people. 
Kwa kipindi cha miaka mitano iliyopita, (Japan huwa inafanya sensa kamili za idadi ya watu mara moja kila baada ya miaka kumi, na sensa ya wastani kila baada ya miaka mitano ), Idadi ya watu nchini Japan imepungua kwa takribani watu 950,000 (kwa kiasi cha asilimia 0.7) hadi kufikia watu milioni 127.1.