Shoten Zenjin is a borrowed Chinese word for the protective forces of nature.
In Nichiren Buddhism, the term Shoten Zenjin is included as part of the silent prayers while doing gongyo, which is chanting Nam Myoho Renge Kyo (Daimoku) and then the Lotus Sutra is chanted in between. To learn Gongyo practice one can go to the Soka Gakai website at the sgi-usa.org website and click on either slow or fast gongyo to listen and learn. Daimoku, the chanting of Nam Myoho Renge Kyo is paramount repeatedly for as long as possible in order to empower one's self to reach their full potential.
Shoten Zenjin are the protective forces of nature. Nam Myoho Renge Kyo (Naum Myo-Ho Rain-Gay Kyo) Nam (devotion to) Myoho (the mystic law) Renge (lotus) Kyo (sound). Nichiren Buddhists chant extra when problems or challenges arise.