Introduce my self @yamada

hallo senior steemit all, tonight i will introduce myself to my all senior friend and this is my first account in steemit i know steemit since this year 2018 january month, i learn steemit from my friend named @dayattaufiq. it was he who taught me in the field of steemit. because he's one company with me. I am very happy to be friends with him. and I often read contests @good-karma, and the @vcelier contest. and this is my first post, please guidance her from all senior friend