Ryo Iwa– Author –
Ryo Iwa is the founder and editor of foodinjapan.org. Born and raised in Japan, he writes from regional travel, market visits, and Japanese-language primary sources that rarely reach English readers, including brewing institute publications and industry glossaries. Where a figure cannot be traced to a source, the article says so.
He has been a Google Maps Local Guide for over 10 years, with more than 1,800 reviews and over 41,000 photos viewed hundreds of millions of times. He previously spent two decades as an IT consultant in Japan, the US, and the UK.
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Brewing
Jukusei (熟成): How Aging Transforms Sake
Jukusei (熟成) is the maturation of sake after brewing has finished. During this stage, time, temperature, and storage conditions gradually reshape its aroma, flavor, color, and texture. Most sake goes through some maturation before rele... -
Miyagi
Sasa Kamaboko (笹かまぼこ)
Sasa kamaboko, also called sasakama, is a leaf shaped grilled Japanese fish cake from Sendai in Miyagi Prefecture. Makers grind white fish into a seasoned paste, press it flat, then grill each piece until the surface browns lightly. For ... -
Japanese Seafood
Gurukun (ぐるくん)
Gurukun is Okinawa's prefectural fish, and most visitors first meet it as a whole small fish split open and deep-fried until the bones crunch. Locals call the dish gurukun no karaage. It tastes mild and clean rather than strong, so it su... -
Japan
Barappa Manju (ばらっぱまんじゅう)
Barappa manju is a steamed wheat-flour bun filled with sweet red bean paste, cooked on a single wild leaf. It comes from the Hokuso area of northern Chiba Prefecture, and people there eat it during summer festivals and Obon. The leaf giv... -
Brewing
Shikomi Haigo (仕込配合): The Brewing Recipe That Defines Sake
Two breweries can start with the same rice variety, the same well, and the same yeast. Yet the sake in the glass tastes nothing alike. The reason usually hides in a document that drinkers never see. Brewers call it the shikomi haigo. So ... -
Brewing
Kumimizu Buai (汲水歩合): The Water-to-Rice Ratio That Shapes Sake
Kumimizu buai (汲水歩合) is sake's water-to-rice ratio. Brewers calculate it by dividing the brewing water in liters by the total rice in kilograms, then multiplying by 100. Most breweries work somewhere between 125 and 135 percent. That... -
Brewing
Oribiki (滓引き): How Sake Racking Removes Sediment After Pressing
Oribiki (滓引き) is the sake racking step that separates clear sake from settled sediment after pressing. Brewers rest the freshly pressed sake until solids sink, then draw the clear liquid gently into another tank. It happens after pres... -
Fukushima
Kozuyu (こづゆ)
Some dishes tell you almost nothing about where they come from. Kozuyu is not one of them. Lift the small red lacquer bowl, taste the broth, and the whole story of Aizu arrives in a few mouthfuls. Picture a snowbound inland basin, no fre... -
Yamanashi
Otsuke Dango (おつけだんご)
Trains from Tokyo reach Otsuki in about an hour. Hikers pour off the platform, and the small restaurants beside the station keep their miso pots warm all day. One dish appears on almost every menu board outside. Otsuke Dango is a traditi... -
Brewing
Orisage (滓下げ): Clarifying Sake Before Bottling
Pour a glass of good sake and hold it up to the light. That transparency looks effortless, yet it takes weeks of quiet work. So what is Orisage? Orisage (滓下げ) is the clarification step brewers carry out before bottling. It settles the...
