The Druid Theater Company production of Sean O’Casey play “The Silver Tassie” and a Japanese stage adaptation of a Yukio Mishima novel are among the legit offerings joining the lineup of the annual Lincoln Center Festival, augmenting a slate that already includes a multi-show residency from the Royal Shakespeare Company.Also on tap are the U.S. preem of Peter Brook’s production of opera “A Magic Flute,” a daylong event devoted to the work of choreographer Merce Cunningham and performances of multiple shows by the Kirov Ballet and the Cleveland Orchestra. Druid a.d. Garry Hynes, who won a Tony for “The Beauty Queen of Leenane,” helms “Tassie” (July 24-31), the 1929 O’Casey play about the effect of war on a group of family and friends. Druid’s well-received fest of plays by J.M. Synge, “Druid/Synge,” played the fest in 2006. Amon Miyamoto, who helmed the last Broadway revival of “Pacific Overtures,” directs the Serge Lamothe’s adaptation of Mishima’s tale of a young Buddhist monk, “The Temple of the Golden Pavilion” (July 21-24). Japanese boy-band star Go Morita toplines. Already announced is the fest’s RSC residency, which will see the Brit troupe performing Bard works in rep on a specially constructed stage in the Park Avenue Armory. Lineup features “As You Like It,” “Julius Caesar,” “King Lear,” “Romeo and Juliet” and “The Winter’s Tale.” The Royal Danish Opera’s “Selma Jezkova,” a concert by Brazilian musician Tom Ze and an outdoor video installation by David Michalek also on the bill. Fest runs July 5-Aug. 14.