who is the samurai ?What is it written ?

https://i0.wp.com/saywhatjapan.com/wp-content/uploads/2018/05/DSC_0998-432x768.jpg?fit=432%2C768https://i0.wp.com/saywhatjapan.com/wp-content/uploads/2018/05/DSC_0998-432x768.jpg?resize=150%2C150TSSIGHTSEEINGNagano,samuraiwho is the samurai ?What is it written ?- POST PHOTO ! HELP TRANSLATE JAPANESE ! ALL FREE !! -