Ohnishi, Y. Issues on IR Design at SuperKEKB JACoW Geneva, Switzerland 978-3-95450-187-8 10.18429/JACoW-eeFACT2016-TUT1AH1 English 49-52 TUT1AH1 ion sextupole dynamic-aperture lattice beam-beam-effects Contribution to a conference proceedings 2017 2017-07 https://doi.org/10.18429/JACoW-eeFACT2016-TUT1AH1 http://jacow.org/eefact2016/papers/tut1ah1.pdf The design of the interaction region is one of the most important issue in SuperKEKB. The lattice design with the final focus system and the local chromaticity correction as well as the dynamic aperture under the influence of beam-beam interactions are presented.