Rohm has individual documents to provide the soldering profile, washing process, and land pattern guidelines they recommend for their products.
Here are the link to these documents for each type of part:
Resistors Resistors.pdf (405.5 KB)
Diode SMD Diode SMD.pdf (80.7 KB)
Diode THT Diode THT.pdf (31.4 KB)
Transistor SMD Transistor SMD.pdf (786.5 KB)
Transistor THT Transistor THT.pdf (89.9 KB)
Laser Diodes Laser Diodes.pdf (187.5 KB)
LED Numeric Display LED Numeric Display.pdf (706.5 KB)