Photo of anago tempura. Some of my favorite seafood is in season this time of year, particularly unagi and anago. For unagi I love Nodaiwa and for anago, Tamai in Nihonbashi is a treat. Kamasu (barracuda) is lovely just salted and grilled. The meat is light and flakey. Kawahagi (thread-sail filefish) sashimi is light and…