Launch of 'Planning Professional™ Training Course: Official Textbook' by Takechika Tsurutani The new textbook by Takechika Tsurutani provides vital skills for business professionals aiming to master proposal writing and marketing strategies.

Launch of 'Planning Professional™ Training Course: Official Textbook' by Takechika Tsurutani #Japan #Tokyo #Reiwa_Publishing #Planning_Professional #Tsurutani