Kenshō is an initial insight or awakening, not full Buddhahood.
To deepen the initial insight of kensho, shikantaza and kōan-study are necessary.
Yasutani placed great emphasis on kensho, initial insight into one's true nature, as a start of real practice:
Dahui emphasised that initial insight is essential for Zen-training.
His initial insight was taken up enthusiastically by several researchers, including Linus Pauling.
These give initial insight into the structure of compartments.
Causation for Hobbes is, of course, essentially a matter of motion, and his example concerning the circle gives a good initial insight into this.
Here's a book to read for its initial insights into Pakistani daily life.
After the initial insight further practice is necessary, to deepen the insight and learn to express it in daily life.
The Sanbo kyodan places great emphasis on kensho, initial insight into one's true nature, as a start of real practice.