HOW OLD IS MY PIANO?

FREE PIANO IDENTIFICATION & SERIAL NUMBER LOOKUP TOOL

What Year Was My Kawai Piano Made? (Serial Number Lookup + Guide)

DIRECT ANSWER

To find the year your Kawai piano was made, you use the Kawai serial number system, which is generally consistent and sequential across production.

Most Kawai pianos can be dated to a specific year using the serial number. However, accuracy can vary slightly depending on:

production era (early Japanese production vs modern global manufacturing)
factory expansion outside Japan
occasional prefix-based serial formats in later production periods

Unlike some manufacturers with fragmented systems, Kawai serial numbers are typically reliable for year estimation when correctly identified.

HOW KAWAI SERIAL NUMBERS WORK

Kawai Musical Instruments serial numbers are generally sequential and reflect production volume over time.

In most cases:

serial numbers increase chronologically with production
numbers can be matched to approximate or exact manufacturing years
the system remains broadly consistent across upright and grand lines

However, interpretation can vary slightly due to:

expansion of manufacturing outside Japan (Indonesia, China, etc.)
introduction of updated serial formats in modern production
overlapping production batches across different product tiers

Despite this, Kawai remains one of the more structurally consistent major piano manufacturers for serial dating.

HOW TO FIND YOUR KAWAI PIANO’S SERIAL NUMBER

Kawai serial numbers are usually stamped into the cast iron plate inside the piano.

KAWAI GRAND PIANOS

On Kawai grand pianos (e.g., GL and KG series):

look inside toward the iron plate near the tuning pins
the serial number is stamped onto the metal frame
you may need to remove the music desk by sliding it toward you until it is free of the piano

KAWAI UPRIGHT PIANOS

On Kawai uprights:

open the top lid
inspect the cast iron plate inside the piano
a flashlight may be required due to internal positioning
remove the front panel if needed for clearer access

Important:
The serial number is always stamped into the metal plate. Do not use model numbers (e.g., K-3, UST-7) as these are not serial identifiers.

KAWAI SERIAL NUMBER LOOKUP TOOL

Use the tool below to estimate your piano’s manufacturing year.

STEP 1: SELECT THE MANUFACTURER

Important note for Kawai pianos:

Do NOT enter the letter into the serial number field.

If your serial number starts with a number, choose “Kawai” in the maker list.
If your serial number starts with a letter, choose the appropriate Kawai entry (e.g. ”Kawai serial starts with F”)

Manufacturer

STEP 2: ENTER YOUR SERIAL NUMBER

Serial Number

STEP 3: THE RESULT

WHAT YEAR IS MY KAWAI PIANO? (WHAT TO EXPECT)

After entering your serial number, you can typically determine:

approximate or exact manufacturing year
production era (vintage Japanese vs modern production)
general placement within Kawai’s manufacturing timeline

However, the serial number may not provide:

exact production date (day or month)
factory location in all cases
model-specific configuration details

This is because Kawai serials track production volume rather than encoding detailed specification data.

COMMON KAWAI SERIAL NUMBER MISTAKES

Common issues when identifying Kawai piano age include:

confusing model numbers (K-2, KG-2, US-50, etc.) with serial numbers
misreading stamped digits inside the plate due to reflection or wear

If your result seems incorrect, re-check the stamped number inside the piano frame.

KAWAI PIANO HISTORY

Kawai Musical Instruments was founded in 1927 in Hamamatsu, Japan, and emerged as one of the most significant Japanese piano manufacturers of the 20th century.

Founded by Koichi Kawai, the company developed as part of Japan’s early piano manufacturing industry and later became a major global competitor to Yamaha.

Kawai is known for its engineering-driven approach to piano design, including:

adoption of ABS- and composite-action components in modern instruments
focus on dimensional stability in humid and variable climates
long-term durability in institutional and professional settings

Over time, Kawai expanded production internationally while maintaining its core engineering philosophy, resulting in a largely consistent serial system across its major product lines.

Kawai