Phone and menu use in Gakuran is part of map safety. Even if the menu itself is harmless, the moment you stop watching the space can turn into a bad fight. Every menu check works better as a short pause from a safe position.
Before opening anything, the better choice is the edge of traffic. An edge with open space in front of you and a route behind or beside you gives more reaction time than a doorway, hallway center, or crowd middle. Those tight spots can trap your camera and movement while your attention is on the screen.
Face the exit before you open the menu. This small habit keeps your next movement simple if someone approaches. If the menu blocks too much of the view, a shorter check is safer: open, read or change one thing, close, then recheck the area before opening it again.
Menus are poor panic tools while pressure is already on you. If you just took a hit, got chased, or lost the route, movement solves more than a screen. Resetting to an open edge, turning the camera, and then checking the menu gives nearby players less time to surround you.
Menu safety also helps with controls. Keybinds, phone features, and settings are easier to judge away from the fight area. After the setting is checked, closing the screen and testing the input in open space gives clearer feedback before returning to a crowd.