High-level judo is a game of combinations, you can’t survive amongst the best judokas if you are a one-trick pony.
High-level judokas can see a throw coming miles away, that is why you should always hide your real throws behind fake throws to set up your opponent.
One of the simplest feints is to fake an Uchi mata then go straight to your Tai otoshi.
We have a full video below explaining the possible setups and combinations for Tai otoshi.