I don't have the specific date for when the Egghead Arc started in manga off the top of my head. But you can probably find it by researching on manga-related blogs or by asking fellow manga enthusiasts.
In the Jeju Island Arc, there are intense battles. One key event is the encounter with powerful monsters. The protagonist has to use his leveling up skills to fight them off.
Joan of Arc was a French peasant girl. She believed she had received divine visions instructing her to help drive the English out of France during the Hundred Years' War. She showed great courage and leadership, leading French troops to several important victories.
Arc screen cinema was a cinema that used projection fusion technology to present a seamless and large projection screen. It could customize any arc screen and combine multiple images into a size image to create an immersive and shocking cinema effect. There were many types of arc-screen cinemas, including arc-screen projection and ring-screen projection. Arc screen projection was a seamless combination of large projection images through projection fusion technology. It could be customized to create an arc screen theater of any curvature. The ring screen projection was a multi-media interaction projection with a ring, arc, or curved surface as the projection screen. It surrounded the audience in the center and presented a large image to meet the audience's visual requirements. Arc screen cinemas could be used in many fields, including exhibition, urban planning museum, science museum, museum, etc. It had a strong sense of experience and immersion. When the audience watched the film, they would feel that they were a member of the film's environment and produce different emotions as the plot changed. The curved screen cinema had clear and cool images and three-dimensional sound effects, which could bring a strong visual impact to the audience. The advantages of a curved screen cinema included practicality, flexibility, and economy. It could meet various needs and was relatively low-cost.
Arc screen cinemas were immersive cinemas that used curved screens and digital content. It used multiple projection devices to project different video content into different channels, and then used the multi-channel fusion system to fuse these video contents to form a complete and continuous video image. This technology could greatly broaden the audience's horizons and provide a more realistic viewing experience. Curved screen cinemas were usually equipped with a surround sound system to provide realistic sound effects, making the audience feel as if they were in the scene of the movie. The screen of the curved cinema was curved, and the curvature could be customized according to different environments and needs. The audience would be surrounded by the three-dimensional image and sound when watching the arc screen movie, creating a true sense of immersion. Curved screen cinemas were widely used in education and entertainment. Its features included visual impact, custom-made, and a strong sense of experience and immersion. The production principle of the curved screen cinema was to use multi-channel projection technology and multi-channel fusion system, combined with a surround sound system to achieve an immersive viewing effect.
An arc in a story is basically a sequence of events that follow a certain pattern or have a clear beginning, middle, and end. It often involves character development or a significant plot progression.