Go to the correct Toshiba support website for your region, enter your laptop's serial number and you should see a list of drivers to download for it.
You don't need to know make & model of each device, just make & model of your laptop, or the serial number.
Choose your region/country here:
http/www.toshiba.co.jp/worldwide/region/index.html
Download them on a different computer if your Toshiba has no internet access.
Put them on a pen drive, then plug pen drive in to your Toshiba & install them.