昭和45年 (Showa 45) is 1970 in the Western calendar. Check the age and zodiac below.
Yes. Showa 45 (昭和45年 in Japanese) corresponds to 1970 in the Western calendar.
1970 is the Year of the Dog (戌（いぬ） in Japanese) in the 12-year zodiac cycle. In the older 60-year sexagenary cycle (kanshi) it is 庚戌.
It depends on whether they have had their birthday yet this year. The box near the top of this page calculates both possible ages automatically from today's date — the lower number is their age before their birthday, the higher number is their age after.
Showa 45 is written 昭和45年 in Japanese. It is also commonly abbreviated S45 — for example on driver's licenses and other government forms.
