Wedding Anniversary
11th Anniversary: Steel
こうてつこんしき
The 11th wedding anniversary is traditionally called the Steel anniversary. In Japan the same milestone is known as 鋼鉄婚式 (こうてつこんしき). Anniversary names progress from soft materials in the early years toward harder, more precious ones over time.
Japanese name
鋼鉄婚式
こうてつこんしき
English (traditional / modern)
Steel
11th anniversary
Add 11 to your wedding year to find your Steel anniversary. Use the counter for the exact date.
💕 Open the anniversary counter →As with birthstones and birth flowers, anniversary names have no single official standard; intermediate names vary by source. This page uses the widely cited traditional names. About our data
🎂 What’s your birthday?
Pick your date to see your full birthday profile — zodiac, life path and more.