Figures from this source
- FiledJapan-reported exports HS 950440 to Korea (mirror), 2021
- FiledJapan-reported exports HS 950440 to Korea (mirror), 2022
- FiledJapan-reported exports HS 950440 to Korea (mirror), 2023
- FiledJapan-reported exports HS 950440 to Korea (mirror), 2024
- FiledJapan-reported exports HS 950440 to Korea (mirror), 2025