昭和48年 (Showa 48) is 1973 in the Western calendar. Check the age and zodiac below.
Yes. Showa 48 (昭和48年 in Japanese) corresponds to 1973 in the Western calendar.
1973 is the Year of the Ox (丑（うし） in Japanese) in the 12-year zodiac cycle. In the older 60-year sexagenary cycle (kanshi) it is 癸丑.
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 48 is written 昭和48年 in Japanese. It is also commonly abbreviated S48 — for example on driver's licenses and other government forms.
