Japanese phrase
よければお貸しします。 yo ke re ba o ka shi shi ma su
Meaning
I can lend it to you if you would like.
When to use it
Politely offers to let someone borrow an item. It sounds helpful without putting pressure on the other person.
Example dialogue
傘を忘れてしまいました。 kasa o wasu re te shi ma i ma shi ta
I forgot my umbrella.
よければお貸しします。 yo ke re ba o ka shi shi ma su
I can lend it to you if you would like.