of course there's a blog for it
https://brothofvigour.wordpress.com/tag/broth-of-vigor/
"The first Iron Chef Japanese, Rokusaburo Michiba, had a trademark Dashi which was labelled “the broth of vigour”. He prepared this at the beginning of almost every battle, bringing water to the boil with Konbu in it then putting an absolute bucketload of katsuobushi (bonito flakes) into the pot."
also from here: https://en.wikipedia.org/wiki/Rokusaburo_Michiba#Retirement
So supportive of Morimoto was Michiba that, before his infamous New York battle with chef Bobby Flay, Michiba gave Morimoto a large box of katsuobushi flakes with a hand-calligraphed message: "respect the old, but seek out the new."
of course there's a blog for it https://brothofvigour.wordpress.com/tag/broth-of-vigor/
"The first Iron Chef Japanese, Rokusaburo Michiba, had a trademark Dashi which was labelled “the broth of vigour”. He prepared this at the beginning of almost every battle, bringing water to the boil with Konbu in it then putting an absolute bucketload of katsuobushi (bonito flakes) into the pot."
also from here: https://en.wikipedia.org/wiki/Rokusaburo_Michiba#Retirement
So supportive of Morimoto was Michiba that, before his infamous New York battle with chef Bobby Flay, Michiba gave Morimoto a large box of katsuobushi flakes with a hand-calligraphed message: "respect the old, but seek out the new."