| 母国語 : |
英語
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I am a retired Aerospace Engineer. I speak English and German. I took the 5 week course in Korean from Yonsei University, which gives me a rudimentary knowledge of Korean. I teach ESL twice a week, I study playing guitar, I am a Ham radio operator, I work to help people.

英語
スペイン語
タイ語
中国語 (北京語)
日本語
韓国語