The textbook Wakaru Bijinesu Nihongo" (Understanding Business Japanese) is an introductory resource published by Ask Publishing
As for obtaining the PDF, I couldn't find any official sources that provide a free or paid download of the book. However, you can try: wakaru bijinesu nihongo pdf
Tanaka, a middle-aged salaryman with kind eyes behind thick glasses, sighed. "Leo-kun, in business, gissha refers to a subsidiary that exists primarily to handle specific administrative tasks for the parent company. It’s a specific type of corporate structure." It’s a specific type of corporate structure
The curriculum is built around two pillars: with side-by-side comparisons of casual
What I liked most is how it breaks down keigo (honorific language) into easy-to-understand patterns, with side-by-side comparisons of casual, polite, and business expressions. The PDF format makes it easy to search for specific phrases, print worksheets, or study on the go.
Requires the CD or audio download to get the most out of the skits.