winenot? is a traveling wine happy hour ran by wine it that hosts wine tasting events at various venues throughout rio - several different types of wine are sold by the glass to attendees and food is also sometimes offered by event partners - winenot? has held past events at places such as comuna in botafogo, casa da glória in glória and clube dos macacos in jardim botânico - here is their facebook page and contact email. 

canastra bar is a wine bar located in ipanema near praça general osório, opened in 2015 by three french owners - the bar features a casual ambience along with a specially-selected list of wines, champagnes and chardonnays, in addition to small plates of food such as goat cheese, pate and oysters. 

located on rua jangadeiros, 42 loja B ipanema, and can be reached via telephone at 21 99656.1960 - here is their facebook page.