Currently about 1150 students attend CHS. It has three grades and each grade consists of 9-10 classes. In each class about 40 students learn together. Most students in CHS want to go on to universities and so they study hard every day. Since the foundation of CHS, the number of students who have achieved their academic goals has been increasing with the help of enthusiastic teachers.
The 10th graders take the following classes: Japanese, Japanese classics, Social Studies, Math, Science, P.E., Health Guidance, Art (calligraphy, art or music), Computers, Home Economics, and English.
The 11th graders are separated into the Humanities Course and the Science Course. The Humanities Course has more Japanese and English classes while the Science Course has more science and math classes. In this year, the students do not have classes of Social Studies, Art, Home Economics or Computers. Instead, they take classes in History or Geography.
As 12th graders, they have 3 courses to choose from: There is course A, which is the Humanities Course that does not have math and science classes; there is course B, the Humanities Course that has math and science classes; And lastly, there is course C, the Science Course.
In every year, there is also a General Study class.
At CHS, there is a morning class, which starts at 7：45 am and ends at 8：35 am. From 8：50 am to 9：00 am, students have 10 minutes for reading and right after this is homeroom. They have four 50-minute classes with a 10-minute break in between each class. There is a 45-minute lunch after the 4th period. After lunch, 2 more 50-minute classes are held. On Mondays and Thursdays, there is a 7th period. After the final class of the day, all the students clean the school. Then a second homeroom is held and then most students go off to do their club activities after school.